Calamities are of two kinds: misfortunes to ourselves, and good fortune to others.
Let not thy will roar, when thy power can but whisper.
I believe in God, only I spell it Nature.
The function of science fiction is not always to predict the future but sometimes to prevent it.
The habit of giving only enhances the desire to give.
Always be nice to those younger than you, because they are the ones who will be writing about you.
A billion here, a billion there, pretty soon it adds up to real money.