We will never be able to solve the problems of tomorrow with the thinking of today

As far as I'm concerned, I prefer silent vice to ostentatious virtue.

Man usually avoids attributing cleverness to somebody else unless it is an enemy.

Life is sacred, that is to say, it is the supreme value, to which all other values are subordinate.

Adversity introduces a man to himself.

I am by heritage a Jew, by citizenship a Swiss, and by makeup a human being, and only a human being, without any special attachment to any state or national entity whatsoever.

I believe that the horrifying deterioration in the ethical conduct of people today stems from the mechanization and dehumanization of our lives. A disastrous by-product of the development of the scientific and technical mentality. We are guilty. Man grows cold faster than the planet he inhabits.