Modern philosophy has often been marked by a growing suspicion of appearances, inherited meanings and traditional categories. Josef Pieper once observed that philosophy itself had entered a strange situation in which people seemed increasingly uncertain about whether philosophy could still speak confidently about reality. G. K. Chesterton made a similar complaint when he contrasted modern systems of thought with the common-sense realism he admired in St. Thomas Aquinas.
The Thomistic approach begins from a simple conviction: reality exists independently of our wishes, and the human mind is capable of knowing something true about it. We encounter the world through our senses, reflect upon what we experience and gradually come to understand the nature of things. We may make mistakes, and our knowledge is always limited, but truth is not something we simply invent. Language and culture shape the way we interpret reality, but they do not create reality from nothing.
Much contemporary thought has challenged this confidence. Among the most influential currents has been deconstruction, associated especially with Jacques Derrida and later developed in many different directions. Deconstruction is not a single doctrine with a simple set of propositions. It is better understood as an approach that examines texts, concepts and social structures in order to uncover assumptions, tensions and oppositions that may be hidden beneath apparently stable meanings. Used carefully, this kind of criticism can reveal something valuable. Human language is complex, and social conventions can become so familiar that we cease to ask whether they correspond to reality or whether they are just.
The difficulty arises when suspicion becomes so radical that stable meaning itself begins to disappear. If every claim about reality is treated primarily as a construction produced by language, culture or power, it becomes difficult to explain how we can ever know what anything truly is. We begin by questioning whether our concepts adequately describe reality and can end by wondering whether there is any reality available to us apart from those concepts. If every apparent truth can be deconstructed into hidden assumptions and every assumption into still deeper constructions, we risk reaching a point where nothing stable remains.
Christian philosophy cannot accept this conclusion. The Catholic intellectual tradition certainly recognizes the limits of human knowledge. It does not claim that our concepts exhaust reality or that every cultural category is permanent. But it insists that truth is possible because creation has an intelligible order and because the human mind is capable of knowing that order, however imperfectly. For St. Thomas Aquinas, the senses provide our first contact with reality. We do not begin philosophy by inventing a world within our minds but by receiving a world that already exists.
This does not mean that common sense is always sufficient or infallible. Human beings have held many beliefs that once seemed obvious and later proved mistaken. Philosophy and science often correct appearances. Yet even correction presupposes that there is a reality against which our judgments can be tested. The danger in radical constructivism is not simply that it questions common assumptions. Questioning assumptions is often necessary. The deeper problem arises when we lose confidence that things possess an intelligible nature before we begin describing them.
This question becomes especially important when applied to the human person. Human beings certainly live within cultures, and culture influences the way we understand ourselves. Expectations surrounding work, dress, family roles and social behaviour vary greatly across history and societies. It would be a mistake to treat every conventional role as though it were dictated directly by biology or natural law. At the same time, not everything about human identity is socially constructed.
The human person is an embodied being. We do not merely inhabit bodies as though they were external objects that happen to belong to us. Our bodily existence forms part of who we are. Catholic anthropology therefore takes seriously the reality of sexual difference and the fact that humanity exists as male and female. This biological distinction does not dictate a rigid catalogue of social roles. Men and women can share many abilities, occupations and responsibilities, and history has sometimes confused cultural conventions with permanent truths about human nature. Nevertheless, the existence of cultural variation does not mean that sexual difference itself is merely a cultural invention.
The male and female body are ordered toward one another in a distinctive way in human generation. This complementarity is not created by language or social convention. It belongs to the biological reality of the human species. Catholic thought sees a deeper meaning in this bodily reality. Man and woman are equal in dignity, yet sexual difference makes possible a unique form of bodily communion ordered toward the generation and raising of new life. Marriage therefore does not arise merely from an arbitrary social arrangement. It is rooted in the complementarity of the sexes and in the human good of providing a stable communion for spouses and for the generation and education of children.
This does not mean that every historical form of marriage or family life has been just, or that every traditional expectation regarding men and women should be preserved. Institutions can develop, customs can change and unjust practices should be corrected. But reform differs from radical deconstruction. Reform asks how a reality can be understood and lived more truthfully. Radical deconstruction can instead suggest that the reality itself is merely the product of social power and can therefore be reconstructed almost without limit.
The distinction matters when we consider terms such as mother and father, husband and wife, son and daughter. These words do more than assign arbitrary social roles. They name real relationships arising from generation, marriage and family life. More general words such as parent or spouse are perfectly legitimate, but they do not make the more specific realities meaningless. A mother and a father stand in distinct relationships to the child they have generated, even though both possess equal dignity and share responsibility for the child’s good.
Modern debates often become confused because difference is quickly interpreted as hierarchy. If two realities are not identical, it is assumed that one must be superior to the other. From this perspective, equality seems to require sameness. Catholic thought proposes a different understanding. Equality concerns dignity, not interchangeability. Two persons can possess exactly the same human dignity while differing in sex, temperament, gifts, responsibilities and vocation. Complementarity does not imply inferiority. It recognizes that certain differences can be ordered toward communion and mutual gift.
A realistic philosophy must therefore distinguish carefully between what belongs to human nature and what belongs to historical convention. It is not enough to defend everything inherited simply because it is traditional, nor should we dismiss every intellectual critique as an attack on common sense. Some traditional structures really have concealed injustice, and philosophical criticism has often helped societies see truths that habit had obscured. The important question is whether our criticism remains accountable to reality.
We can examine a social category without assuming in advance that the category is false. We can ask whether a particular distinction reflects nature, convention or some combination of both. We can reform unjust practices without concluding that every stable form is oppressive. The Catholic intellectual tradition has resources for this kind of discernment because it begins with the conviction that nature and culture are related but not identical. Human nature provides a foundation upon which culture develops. Culture can express human nature well or badly, refine our understanding of human goods or distort them. Because culture is human, it can change. Because human nature is not self-created, however, cultural change cannot make every possibility equally compatible with human flourishing.
This becomes especially important when discussing freedom. Modern thought often treats freedom as liberation from given limits. The freer we are, it is assumed, the less our identity should be determined by nature, tradition or inherited relationships. Christian thought understands freedom differently. Freedom does not mean escaping reality; it means becoming capable of acting well within reality. A musician is not made freer by denying the nature of music. He becomes free through learning its structure well enough to create within it. In a similar way, human freedom flourishes when we understand what kind of beings we are and choose goods that perfect our nature.
If we treat every natural limit as an imposition to be overcome, freedom can become strangely self-destructive. The body begins to appear as raw material for the will rather than as part of the person. Relationships are valued primarily according to individual preference rather than according to the goods inherent in them. The Catholic view instead begins from receptivity. We receive ourselves before we choose ourselves. We receive a body, a human nature, a history and relationships that we did not invent. Freedom then allows us to respond creatively and responsibly to these gifts.
This does not eliminate personal uniqueness. No two lives unfold in exactly the same way. Human nature provides a common foundation, not a rigid script. The Christian understanding of the person therefore avoids two opposite errors. One reduces the person to biology and treats every traditional role as fixed by nature. The other treats biology as almost irrelevant and imagines that identity can be constructed indefinitely according to preference. A more adequate view recognizes that we are both bodily and personal, natural and cultural, given and free.
Deconstruction becomes most problematic when stable distinctions are interpreted almost entirely through the lens of power. Power certainly can influence language and institutions, and some social categories have been used unjustly. We should take this seriously. But power cannot explain everything. A child does not call a woman mother merely because society has imposed a political category. The word names a relationship grounded in generation and care. The biological distinction between male and female likewise does not arise simply from a hierarchy of social power.
When everything is interpreted primarily through suspicion, reality itself becomes difficult to see. This is one reason the Catholic philosophical tradition places such importance on wonder. Philosophy begins, according to Aristotle and Aquinas, with wonder before what is. Wonder receives reality before trying to dominate it. It asks what a thing is, what kind of being stands before us and what its nature and purpose may be. A purely deconstructive posture can begin instead with suspicion: who created this category, who benefits from it and what power structure does it sustain? These can sometimes be useful questions, but they are incomplete if asked alone. Before asking who constructed a concept, we should first ask whether the concept corresponds to something real.
We need this confidence because moral reasoning depends upon it. Justice requires us to know what things are. We cannot know how to treat a person well without some understanding of what a human person is. We cannot understand marriage without asking what sexual union, family and generation are. We cannot discuss freedom adequately without asking what kind of being is exercising freedom. If there is no stable human nature, moral judgment becomes much more difficult, and values risk becoming expressions of preference or social negotiation rather than judgments about goods rooted in what human beings are.
St. John Paul II emphasized in Fides et Ratio humanity’s persistent search for truth. Across cultures, people ask fundamental questions about who we are, where we come from, the meaning of suffering and what awaits us after death. Cultures formulate their answers differently, but the recurrence of these questions points toward something universal in the human condition. Radical skepticism about human nature therefore risks undermining the possibility of a shared moral conversation.
The concept of universal human rights itself assumes that there is something about every human being that deserves respect regardless of culture, identity, preference or social recognition. Catholic realism offers a strong foundation for this dignity. Every human being possesses a nature created by God and is made in his image. Our dignity is not granted by society and cannot be withdrawn by it.
This also means that human nature is not our enemy. We do not need to liberate ourselves from being human; we need to become fully human. The Christian understanding of grace follows the same principle. Grace does not destroy nature but heals, perfects and elevates it. God does not save us by erasing what he created.
This gives Catholic thought a fundamentally constructive attitude toward reality. We can criticize social practices because reality provides a standard by which they can be judged. We can oppose injustice because we know something objectively true about human dignity. We can reform institutions because we have some understanding of the goods those institutions should serve. Without such a standard, criticism can become endless. Every structure can be dismantled, every meaning questioned and every distinction suspected, but eventually we must ask what we intend to build in its place.
Deconstruction by itself cannot provide a complete answer to that question. To construct well, we need an account of the good. We need to know what human beings are and what enables them to flourish. This is why the Thomistic emphasis on reality remains so important. St. Thomas does not offer a simplistic appeal to whatever seems obvious. His philosophy is intellectually rigorous and often makes distinctions that ordinary opinion overlooks, but it begins from confidence that being is intelligible. Things are not merely masks hiding further masks. Reality can be known, even if our knowledge remains imperfect.
This conviction gives philosophy a positive task. We are not condemned merely to expose assumptions. We can seek wisdom. Wisdom requires humility because reality is not whatever we want it to be, but it also gives freedom because truth liberates us from illusion.
Our culture certainly needs criticism. We should examine unjust customs, challenge false stereotypes and distinguish carefully between natural differences and social conventions. But criticism should serve truth rather than dissolve it. The goal is not to return uncritically to the past or reject every insight associated with modern thought. It is to recover confidence that there is a reality we can know and a human nature we receive rather than invent.
A balanced response to deconstruction can therefore acknowledge that language and culture influence how we understand the world. It can recognize that categories sometimes conceal assumptions and that inherited structures may require reform. At the same time, it must reject the conclusion that reality itself is infinitely malleable or that every stable meaning is merely a product of power. Some things are given. Human beings possess a nature. Sexual difference is real. Family relationships are not merely linguistic inventions. Freedom operates within reality rather than creating reality from nothing.
These convictions do not settle every contemporary debate, but they provide the philosophical foundation on which serious discussion can begin. Without such a foundation, disagreement can become little more than a contest between competing narratives, each claiming the right to construct its own reality. With it, we can return to the more demanding and fruitful task of philosophy: asking what is true.
The old appeal to common sense should therefore not mean refusing complexity or rejecting intellectual sophistication. It should mean remaining accountable to reality. Chesterton’s humorous insistence that “eggs are eggs” expresses something philosophically serious. Whatever theories we construct, the world retains a stubborn independence from them. Our task is not to dismantle reality until nothing remains, but to understand it more deeply. Only then can we learn to live within it wisely, justly and freely.
By the Via Virtutis team
Photo by Tobias Bjerknes on Unsplash
