I don't trust a man who talks about ethics when he is picking my pocket. But if he is acting in his own self-interest and says so, I have usually been able to work out some way to do business with him.

The more you love, the more you can love - and the more intensely you love.

...a book need never die and should not be killed; books were the immortal part of man.

Seems to be a deep instinct in human beings for making everything compulsory that isn't forbidden.

...revolutions are not won by enlisting the masses. Revolution is a science for the few who are competent to practice it. It depends on correct organisation and above all, on communications.

Learning isn't a means to an end; it is an end in itself.

In handling a stinging insect, move very slowly.