Wise men talk because they have something to say; fools talk because they have to say something.

The aphorism contrasts purposeful speech with compulsive chatter. “Wise men” speak from substance—knowledge, judgment, or a considered need—while “fools” speak to fill silence, seek attention, or mask insecurity. The line functions as a warning about the social temptation to perform intelligence through constant talking, and it elevates restraint as a mark of discernment. It also implies an ethical dimension: speech should be accountable to meaning and necessity, not merely to impulse. As a maxim, it is often used to praise brevity and listening, and to critique empty rhetoric in conversation, politics, or public life.

Often attributed instead to Plato: “Wise men speak because they have something to say; fools because they have to say something.”