The proof of the pudding is in the eating. By a small sample we may judge of the whole piece.
Source: In My Favorite Quotations, by Norman Vincent Peale, 1990.
-- Miguel de Cervantes, (Sep 29 1547-1616), Spanish novelist, dramatist, poet; He was the most important figure in Spanish literature; creator of Don Quixote, 1605, a satirical romance of chivalry.