If I had 20 days to solve a problem, I would take 19 days to define it
I have never looked upon ease and happiness as ends in themselves. This ethical basis I call the ideal of the pigsty.
The solution to this problem lies in the heart of mankind.
Marriage is but slavery made to appear civilized.
From the standpoint of daily life, however, there is one thing we do know: that we are here for the sake of each other.
[Asked about a book in which 100 Nazi professors charged him with scientific error.] Were I wrong, one professor would have been quite enough.