You campaign in poetry; you govern in prose.

Mario Cuomo, as governor of New York, was frequently quoted on the contrast between the soaring rhetoric of electoral politics and the practical constraints of governing. The line is commonly attributed to him in discussions of campaign strategy and public expectations: candidates win support with inspiring, values-laden language, but once in office they must deal with budgets, legislation, compromise, and administrative detail. Although widely circulated in political commentary and later echoed by other politicians, the precise occasion—speech, interview, or written source—where Cuomo first said it is not reliably pinned down in the public record.

The aphorism contrasts two modes of political language and action. “Poetry” suggests aspiration, emotion, and imaginative promise—the kind of elevated rhetoric that mobilizes voters and frames a hopeful narrative. “Prose” suggests the plain, procedural, and constrained work of governing: budgets, legislation, negotiations, and implementation. Cuomo’s formulation implies that the skills and incentives of campaigning are not the same as those required to govern effectively, and it cautions audiences to expect a shift from idealism to pragmatism after elections. It also subtly defends compromise as an inherent feature of democratic administration rather than a betrayal of campaign ideals.