A happy man is too satisfied with the present to dwell too much on the future.

If one holds these high principles clearly before one's eyes, and compares them with the life and spirit of our times, then it appears glaringly that civilized mankind finds itself at present in grave danger. In the totalitarian states it is the rulers themselves who strive actually to destroy that spirit of humanity. In less threatened parts it is nationalism and intolerance, as well as the oppression of the individuals by economic means, which threaten to choke these most precious traditions.

I have never looked upon ease and happiness as ends in themselves. This ethical basis I call the ideal of the pigsty.

If the workers of this world, men and women, decide not to manufacture and transport ammunition, it would end war for all time. We must do that. Dedicate our lives to drying up the source of war; ammunition factories.

I am a deeply religious nonbeliever - this is a somewhat new kind of religion.

Real sign of intelligence isn't knoweldge, it's imagination

To obtain an assured favorable response from people, it is better to offer them something for their stomachs instead of their brains.