【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。

音乐让我找到自己，也让我迷失自己。

The laws of nature are unforgiving.

每个故事都是谎言，直到有人相信它。

To see a world in a grain of sand, and a heaven in a wild flower, hold infinity in the palm of your hand, and eternity in an hour.

随机评估可以帮助我们了解发展中哪些措施有效，哪些无效。

The highest form of ignorance is when you reject something you don't know anything about.

You are always a valuable, worthwhile human being — not because anybody says so, not because you're successful, not because you make a lot of money — but because you decide to believe it and for no other reason.

膨胀的概念是宇宙在其最早的时刻经历了一段极其迅速的扩张期。