可持续性已不再是一种选择，而是我们对后代的责任。

The greatest breakthroughs are missed because they look like hard work.

Leadership is not about being in charge. It's about taking care of those in your charge.

你只活一次。使它有意义。

The most important thing about a theory is that it explains the facts.

一个民族的活力随天气和季节而变化。