True progress happens when we balance economic growth with environmental stewardship.

数学的目标是以更深的方式理解宇宙。

A company’s culture is defined by the actions of its leaders, not just their words.

生活是在成为个人和成为社区成员之间的持续斗争。

The best way to be happy is to be grateful.

效率能够让你做到你以前不曾做到的事情。