I very rarely think in words at all. A thought comes, and I may try to express in words afterwards.

I believe we are here to do good. It is the responsibility of every human being to aspire to do something worthwhile, to make the world a better place than the one we found.

The man who regards his own life and that of his fellow-creatures as meaningless is not merely unfortunate but almost disqualified for life.

Children don’t heed the life experiences of their parents, and nations ignore history. Bad lessons always have to be learned anew.

The secret to creativity is knowing how to hide your sources.

I prefer to make up my own quotes and attribute them to very smart people, so that I can use them to win arguments

Every day I remind myself that my inner and outer life are based on the labors of other men, living and dead, and that I must exert myself in order to give in the same measure as I have received and am still receiving.