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My stomach is a knot of sorrow and anger, but I keep smiling.

Intelligence plus character – that is the goal of real education

I don't believe in diversification. I prefer to concentrate on a few good ideas.

Simplicity is the ultimate sophistication.

"The role of business is to produce goods and services that people value more highly than their cost, and to do so while consuming as few resources as possible."

The great powers are always searching for opportunities to gain power at the expense of their rivals, which makes them inherently aggressive.

The person who tries to live alone will not succeed as a human being. His heart withers if it does not answer another heart. His mind shrinks away if he hears only the echoes of his own thoughts and finds no other inspiration.