The ability to make witty observations is commonly refered to as "cynism" by people who lack it.

Man is the only animals of which I am thoroughly and cravenly afraid.

The man who has never made a mistake will never make anything else.

It is a curious sensation: the sort of pain that goes mercifully beyond our powers of feeling. When your heart is broken, your boats are burned: nothing matters any more. It is the end of happiness and the beginning of peace.

While browsing in a second-hand bookshop one day, George Bernard Shaw was amused to find a copy of one of his own works which he himself had inscribed for a friend: "To ----, with esteem, George Bernard Shaw." He immediately purchased the book and returned it to the friend with a second inscription: "With renewed esteem, George Bernard Shaw.

You can rave about Stravinsky without the slightest risk of being classified as a lunatic by the next generation .

Reasonable men adapt themselves to their environment; unreasonable men try to adapt their environment to themselves. Thus all progress is the result of the efforts of unreasonable men.