There is nothing more dangerous than a philosopher who wants to change the world
Life is a question in the form of an answer
It is the pursuit of happiness that makes people unhappy.
The world is divided into the ordinary and the extraordinary. The problem is deciding which is which.
There is a limit to human intelligence, but there is no limit to human stupidity
Most books are about aspects of human knowledge - Few people write books about human ignorance, despite the fact that there would be much more to write about