Every failure is a lesson learned about your strategy.

The Bible of nature is the best damn Bible in the world. Its laws are perfect and grand, and all the prayers in the world can't change them. There is intelligence and law in this world, and there may be supreme intelligence and law, but so far as the religion of the day is concerned, it is all a damned fake.

I have better use for my brain than to poison it with alcohol. To put alcohol in the human brain is like putting sand in the bearings of an engine.

Negative results are just what I want. They’re just as valuable to me as positive results. I can never find the thing that does the job best until I find the ones that don’t.

There is far more danger in public than in private monopoly, for when Government goes into business it can always shift its losses to the taxpayers. Government never makes ends meetand that is the first requisite of business.

The chief function of the body is to carry the brain around.

I owe my success to the fact that I never had a clock in my workroom.