Do not ask permission. Do it now and - if necessary - regret tomorrow!
In order to be irreplaceable one must always be different.
Work doesn't tire you... the audience that waits does. They give courage and command and direction... we glow in their love.
If you have to support yourself, you had bloody well better find some way that is going to be interesting.
Ask two hundred experts. I guarantee that you'll get at least two hundred different answers... all of them correct.
Research is what I'm doing when I don't know what I'm doing.
Complicating the proof is fine. Complicating the solution is not.
Without work, we cannot survive; without meaningful work, we cannot thrive.
It is your work in life that is the ultimate seduction.
The supreme accomplishment is to blur the line between work and play.