Sometimes when you innovate, you make mistakes. It is best to admit them quickly, and get on with improving your other innovations.

A budget tells us what we can't afford, but it doesn't keep us from buying it.

I think that there is nothing, not even crime, more opposed to poetry, to philosophy, ay, to life itself than this incessant business.

Effort only fully releases its reward after a person refuses to quit.

It usually takes me more than three weeks to prepare a good impromptu speech.

The hardest thing to understand in the world is the income tax.

Whenever you find yourself on the side of the majority, it is time to pause and reflect.

If you listen to your fears, you will die never knowing what a great person you might have been.

If all the economists were laid end to end, they'd never reach a conclusion.