The only real peace is the peace of the heart.

Leadership is the art of getting someone else to do something you want done because he wants to do it.

Technological innovation in mining isn't about replacing people, but about making their jobs safer and more productive.

The best architecture comes from constraints, not from freedom.

你额头的汗水赚取的收入应该以最低的税率征税，而不是最高的税率。资本收益应该以更高的税率征税。

数学不是关于数字、方程、计算或算法的：它是关于理解的。