What I see in Nature is a grand design that we can understand only imperfectly, one with which a responsible person must look at with humility.

Common sense is the collection of prejudices acquired by age eighteen.

Arrows of hate have been aimed at me too, but they have never hit me, because somehow they belonged to another world with which I have no connection whatsoever.

I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.

God Almighty does not throw dice.

There are few enough people with sufficient independence to see the weaknesses and follies of their contemporaries and remain themselves untouched by them.

I want to go when I want. It is tasteless to prolong life artificially. I have done my share, it is time to go. I will do it elegantly.