Quote #9656
Experience is a comb that is given to you, when you have already lost...
Quote #18667
In any free society, the conflict between social conformity and individual liberty is permanent,...
Quote #20646
Man’s main task in life is to give birth to himself, to become what...
Quote #27556
Either you think–or else others have to think for you and take power from...
Quote #33552
Your theory is crazy, but it’s not crazy enough to be true.
Quote #2732
As if there were safety in stupidity alone.
Quote #5176
Progress is impossible without change, and those who cannot change their minds cannot change...
Quote #6436
Engineering is the science of economy, of conserving the energy, kinetic and potential, provided...
Quote #3414
The only way to get rid of temptation is to yield to it.
Quote #26770
The biggest critics of my books are people who never read them.