That's been one of my mantras - focus and simplicity. Simple can be harder than complex: You have to work hard to get your thinking clean to make it simple. But it's worth it in the end because once you get there, you can move mountains.

God cannot be realized through the intellect. Intellect can lead one to a certain extent and no further. It is a matter of faith and experience derived from that faith.

Healthy discontent is the prelude to progress.

There is not a liberal America and a conservative America - there is the United States of America. There is not a black America and a white America and latino America and asian America - there's the United States of America.

Morality is of the highest importance - but for us, not for God.

The future belongs to science and those who make friends with science.

The over-all point is that new technology will not necessarily replace old technology, but it will date it. By definition. Eventually, it will replace it. But it's like people who had black-and-white TVs when color came out. They eventually decided whether or not the new technology was worth the investment.

A business that makes nothing but money is a poor business. 

Whoever undertakes to set himself up as a judge of Truth and Knowledge is shipwrecked by the laughter of the gods.

Is it not enough to know the evil to shun it? If not, we should be sincere enough to admit that we love evil too well to give it up.

The shepherd drives the wolf from the sheep's throat, for which the sheep thanks the shepherd as his liberator, while the wolf denounces him for the same act as the destroyer of liberty. Plainly, the sheep and the wolf are not agreed upon a definition of liberty.

Success is the result of perfection, hard work, learning from failure, loyalty, and persistence.