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

The superior man understands what is right the inferior man understands what will sell.

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

There are no secrets to success. It is the result of preparation, hard work, and learning from failure.

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

There are no secrets to success. It is the result of preparation, hard work, and learning from failure.

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

In this world nothing can be said to be certain, except death and taxes.

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

If there is anything that a man can do well, I say let him do it. Give him a chance.