When Should a Belief Be Revised?

Some convictions express what we value; others make claims about how the world works. Often, they’re tangled together. I might care deeply about fairness and also hold a factual belief about which choice best serves it. New evidence could challenge the explanation without settling the value.

When a conviction is challenged, how do you work out what should change—and what should remain open to debate? What role should evidence, the meaning of key words, or the effects on other people play in that judgment?