Perhaps the deepest value of disagreement is that it recognises another person’s separateness.
Openness requires conditions in which people can participate without having their dignity steadily dismantled.
There are risks, nevertheless, in treating disagreement as an unquestioned good.
Someone objects at the family table. Until that moment, the conversation has moved comfortably between familiar opinions. Now a daughter questions an assumption, a younger relative challenges an elder, or a friend declines to endorse what everybody else appears to believe. The atmosphere tightens. Later, someone asks why it was necessary to spoil the occasion. But what exactly spoiled it? The objection—or the discovery that belonging seemed to require agreement?
We admire independent thinking at a safe distance. We want our children to develop judgement, our colleagues to speak honestly, and our friends to tell us the truth. Yet, their independence can feel strangely unwelcome when it produces an answer we dislike. The philosophical case for disagreement begins with a modest admission: we can be wrong. Experience brings understanding, but it can also make our assumptions harder to recognise. Education sharpens our reasoning without necessarily loosening our attachment to its conclusions. Intelligence sometimes helps us defend a cherished error more skilfully.
In On Liberty, John Stuart Mill offered an enduring defence of encountering opposing opinions. The dissenter may be right. Their argument may contain a neglected portion of the truth. Even when mistaken, they may oblige us to understand why our own conviction deserves to survive. A belief protected from every challenge can gradually become something we repeat without properly understanding. This is more demanding than simply tolerating another person’s turn to speak. It asks us to consider whether their objection might change something.
Sometimes the question itself changes. Two siblings discussing an elderly parent’s care may appear to disagree about expenditure. One fears financial insecurity; the other fears that their parent will feel abandoned. A spreadsheet can clarify the costs. It cannot, by itself, reconcile those concerns. Each needs to discover what the other believes is at stake.
Disagreement can thus enlarge our moral imagination. Another person brings into view something our own position has obscured: a vulnerability, a competing obligation, a consequence we have not had to bear. We may still reject their conclusion. But our judgement becomes more responsible when it answers the strongest version of their concern.
Why, then, do we so often resist this opportunity? Partly because our beliefs do more than describe the world. They connect us to families, professions, religions and political communities. An objection can therefore feel like a threat to identity. What begins as “I think you are mistaken” is heard as “people like you are the problem”.
The emotional stakes rise further when disagreement happens before an audience. A concession that might be easy in private becomes humiliating in public. We start protecting our standing rather than examining our reasoning. The argument continues, but its purpose has changed.
In a study published in 'Psychological Science', Zhiying Bella Ren and Rebecca Schaumberg found that people tended to judge those who disagreed with them as poorer listeners, even after accounting for listening behaviour. We can assume that someone who has heard us properly ought to agree. Yet, another person may understand us perfectly well and remain unconvinced. Accepting that possibility is a small but significant act of psychological maturity. It allows the other person an independent mind.
There are risks, nevertheless, in treating disagreement as an unquestioned good. Repeated ridicule can make people afraid to speak. Contempt can damage affection. Relentlessly pursued, an objection can become a means of domination. Some people disagree to discover something; others enjoy keeping everyone around them permanently on the defensive. Contrarianism deserves no automatic admiration. The value of an objection depends on its reasons, its honesty, and its willingness to undergo scrutiny.
Nor is the invitation to disagree equally safe for everyone. Consider the junior employee asked for a frank opinion by the person who controls their promotion. Or the student encouraged to question a teacher who regards contradiction as disrespect. Freedom to speak means little when the consequences of speaking remain quietly punitive.
In India, where deference to age, office and family standing can carry considerable weight, this distinction deserves attention. Respect can sustain relationships across generations. It becomes restrictive when it keeps someone’s opinions from being examined. An elder’s experience deserves a hearing; a younger person’s objection deserves one too. The responsibility falls especially heavily on those with authority. They must show that an unwelcome answer will be considered rather than met with retaliation. A family, workplace or institution reveals much about itself through what happens to the first person who says, “I see this differently”.
At the same time, courtesy cannot be our only measure of a worthwhile exchange. Anger may express the accumulated experience of being ignored. A calm voice can conceal indifference or cruelty. We should examine what is being said and the circumstances that produced it, rather than awarding moral superiority to whoever sounds most composed. Nobody owes another person endless exposure to threats, deliberate humiliation or persistent deception. Openness requires conditions in which people can participate without having their dignity steadily dismantled.
Within those conditions, disagreement asks something of both sides. We should try to describe another person’s position in terms they recognise. We should distinguish evidence from suspicion and conviction from fear. Above all, we should remain able to ask ourselves what, if anything, would lead us to reconsider. That question need not weaken commitment. Some beliefs survive examination with greater clarity. Others require revision. The point is to make our confidence answerable to reasons.
We must also allow conversations to remain unfinished. People seldom revise cherished convictions on command. A pause can give someone room to think without the pressure of conceding defeat. What appears to be an unsuccessful exchange may begin a reconsideration neither participant immediately sees. These habits matter beyond private relationships. A democracy needs citizens who can oppose one another without treating opposition itself as a moral offence. Families and institutions need the same capacity on a smaller scale. When disagreement becomes disloyalty, mistakes gain protection, and silence begins to impersonate consent.
Perhaps the deepest value of disagreement is that it recognises another person’s separateness. They have experiences we cannot fully inhabit, judgements we cannot command, and a freedom that affection should leave intact. The unwelcome answer may be mistaken. It may also reveal the assumption we most needed to question. Its value becomes apparent only when we resist the impulse to punish its arrival. At the family table, the conversation might then take a different turn. Someone objects. There is a pause. Instead of asking why they spoiled the occasion, someone asks, “What makes you see it that way?”
(Dr George John is a retired consultant psychiatrist from London, now living in Kochi, India. His special interests include interpersonal conflict, human flourishing and the philosophy of psychiatry.)
