pessimist

Themanwho isa pessimist before 48 knowstoomuch; if he is an optimist after it, he knows too little. See alsoWillkie 914:67. 872

—Twain, Mark pseudonym of  Samuel Langhorne Clemens

The optimist proclaims that we live in the best of all possible worlds; and the pessimist fears this is true.

—Cabell,James Branch

An optimist is a person who sees a green light everywhere, while the pessimist sees only the red stop- light. The truly wise person is colour-blind.

—Schweitzer, Albert

'Do you know what a pessimist is?' 'A man who thinks everybody is as nasty as himself, and hates them for it.'

—Shaw, George Bernard