释义：知足常乐的人会感到快乐，没有欲望没有追求的人会感到轻松。

In looking for someone to hire, you look for three qualities: integrity, intelligence, and energy. But the most important is integrity because if they don't have that, the other two qualities, intelligence and energy, are going to kill you.

有机催化的力量在于它经常为复杂问题提供令人惊讶的简单解决方案。