The secret to success is to offend the greatest number of people.
People who say it cannot be done should not interrupt those who are doing it.
Both optimists and pessimists contribute to society. The optimist invents the aeroplane, the pessimist the parachute.
Why, except as a means of livelihood, a man should desire to act on the stage when he has the whole world to act in, is not clear to me.
In heaven an angel is nobody in particular.
Those who do not know how to live must make a merit of dying.
England and America are two countries separated by the same language.
People become attached to their burdens sometimes more than the burdens are attached to them.
Until the men of action clear out the talkers we who have social consciences are at the mercy of those who have none.
The possibilities are numerous once we decide to act and not react.
If there was nothing wrong in the world there wouldn’t be anything for us to do.
When I was young, I observed that nine out of ten things I did were failures. So I did ten times more work.
Progress is impossible without change, and those who cannot change their minds cannot change anything.
The moment we want to believe something, we suddenly see all the arguments for it, and become blind to the arguments against it.
The art of government is the organisation of idolatry.
The man with a toothache thinks everyone happy whose teeth are sound. The poverty-stricken man makes the same mistake about the rich man.