没有内容的思想是空洞的，没有概念的直觉是盲目的。

  选择最有用的生活方式，习惯会使其变得最令人愉悦。

Infinite responsibility is a pathological condition.

Interest is the first and most important ingredient in the recipe for grit.

International politics is a brutal and dangerous business, and it is likely to remain that way.

我们需要对外界的学习充满永不满足的渴望，并将这些学习成果带入微软。