When the last tree is cut, the last dollar will lose its meaning.

"The past is never dead. It's not even past."

It’s not what we do once in a while that shapes our lives, but what we do consistently.

不要提出任何你不能通过实验证明的东西。

In science, patience is not just a virtue; it's a necessity.

每个人都有一种内在的、与生俱来的自我实现动力。