Positive, adj.: Mistaken at the top of one's voice.

Famous, adj.: Conspicuously miserable.

Mad, adj. Affected with a high degree of intellectual independence.

Edible, adj.: Good to eat, and wholesome to digest, as a worm to a toad, a toad to a snake, a snake to a pig, a pig to a man, and a man to a worm.

Jealous, adj. Unduly concerned about the preservation of that which can be lost only if not worth keeping.

To be positive is to be mistaken at the top of one's voice.