A fly, Sir, may sting a stately horse and make him wince; but one is but an insect, and the other is a horse still.
Samuel Johnson
A fool sees not the same tree that a wise man sees.
William Blake
A fool's brain digests philosophy into folly, science into superstition, and art into pedantry. Hence University education.
George Bernard Shaw (1856-1950)
A Freudian slip is when you say one thing but mean your mother.
Anonymous