Socialism is the same as Communism, only better English.
We learn from history that we learn nothing from history.
I'm an atheist and I thank God for it.
A man without an address is a vagabond; a man with two addresses is a libertine.
Science becomes dangerous only when it imagines that it has reached its goal.
Both optimists and pessimists contribute to society. The optimist invents the aeroplane, the pessimist the parachute.