In wartime, truth is so precious that she should always be attended by a bodyguard of lies.
Nothing in life is so exhilarating as to be shot at without result.
Opportunity is missed by most people because it is dressed in overalls and looks like work.
Genius is one per cent inspiration, ninety-nine per cent perspiration.
Do not worry about your difficulties in Mathematics. I can assure you mine are still greater.
I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.
There is no expedient to which a man will not go to avoid the labor of thinking.
Tell the innocent visitor from another world that two people were killed at Serajevo, and that the best that Europe could do about it was to kill eleven million more.
"I'm not going to do just nothing anymore.""Well, not so much. They don't let you."