"Resilience is built through overcoming challenges."

Being wise means having more questions than answers.

A man is rich in proportion to the number of things which he can afford to let alone. That man is the richest whose pleasures are the cheapest.

"The universe is a puzzle, and each discovery is a piece that brings us closer to the complete picture."

有时帮助穷人的最好方式是给他们现金，让他们自己决定如何使用它。