Clear thinking requires courage rather than intelligence.
Thomas Szasz, author, professor of psychiatry (1920- )
The mark of the immature man is that he wants to die nobly for a cause, while the mark of a mature man is that he wants to live humbly for one.
Wilhelm Stekel, physician and psychologist (1868-1940 )
A society that gets rid of all its troublemakers goes downhill.
Robert A. Heinlein, science-fiction author (1907-1988 )
People change and forget to tell each other.
Lillian Hellman, playwright (1905-1984)
Being rich is having money; being wealthy is having time.
Stephen Swid, executive (b. 1941 )
What can be added to the happiness of a man who is in health, out of debt, and has a clear conscience?
Adam Smith, economist (1723-1790 )
Truth, like gold, is to be obtained not by its growth, but by washing away from it all that is not gold.
Leo Tolstoy, novelist and philosopher (1828-1910)
There's no money in poetry, but then there's no poetry in money, either.
Robert Graves, poet and novelist (1895-1985 )
This world is divided roughly into three kinds of nations: those that spend lots of money to keep their weight down; those whose people eat to live; and those whose people don't know where their next meal is coming from.
David S. Landes, author, professor of economics and history (1924- )