True wisdom is in knowing one's own ignorance.

Efficiency is the first virtue of engineers.

It's not about the legs; it's about the heart and the mind.

I'm not afraid to fail. I'm not afraid to fall. I'm not afraid to be embarrassed. I'm not afraid to be vulnerable.

We must balance economic growth with environmental protection to ensure the oceans remain vibrant.

领导力意味着今天做出艰难的决定，而这些决定将在几十年后得到回报。

"Every word knows something of a vicious circle."