The reality is: sometimes you lose. And you're never too good to lose. You're never too big to lose. You're never too smart to lose. It happens.

The truth doesn't always set you free. Sometimes it just makes you see the chains.

真正的发现之旅不在于寻找新的风景，而在于拥有新的眼光。

复杂性理论告诉我们，并非所有问题都是平等的；有些问题本质上比其他问题更难。

Your 20s are the perfect time to do a few things that are unusual， weird， bold， risky， unexplainable， crazy， unprofitable， and look nothing like "success". For the rest of your life， these experiences will serve as your muse

我想把美国从恐惧中解放出来。我希望人们能自由地表达自己。

【讲解】：（教学生）不到他苦思冥想怎么也弄不明白的时候，不去开导他；不到他想说而又说不出来的时候，不去启发他。告诉他（四方形）的一个角，他不能由此推出另外三个角，就不再往下教他（新知识）了。