有两种自由——一种虚伪的自由,一个人可以为所欲为;一种真正的自由,一个人可以为所应为。
The power of human cognition comes from its ability to generalize.
The greatest truths are often the ones we cannot put into words.
We don't inherit the oceans from our ancestors; we borrow them from our children.
Failure is not terrible; what's terrible is not daring to try.