I make it a rule not to clutter my mind with simple information that I can find in a book in five minutes.

My relationship to the Jewish people has become my strongest human bond, ever since I became fully aware of our precarious situation among the nations of the world.

I believe in standardizing automobiles, not human beings.

The daily struggle does not arise from a purpose or a program, but from an immediate need.

In the midst of every crisis, lies great opportunity.

Though our conduct seems so very different from that of the higher animals, the primary instincts are much alike in them and in us.

We know nothing at all. All our knowledge is but the knowledge of schoolchildren. The real nature of things we shall never know.