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

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

Business is never so healthy as when, like a chicken, it must do a certain amount of scratching around for what it gets.

If you cannot work with love but only with distaste, it is better that you should leave your work.

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

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

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

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

I am certainly not one of those who need to be prodded. In fact, if anything, I am the prod.

If one does not know to which port one is sailing, no wind is favorable.