译文：一个人的脾气性格不平和，无论是做事还是做学问，都不可能有上进；一个人油嘴滑舌，夸夸其谈，那么这个人的品质和心术就值得怀疑了。赏析：不论是做事还是做学问，一定要平心定气，心无二用，方能有所成就。伶牙俐齿本不是坏事，但油嘴滑舌，言过其实，这样的人就应该警惕。

The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.

不探索奇景，不穷尽幽深之处，就不足以谈论山水

我明白了你无法控制生活中的一切，但你可以控制自己对它的反应。

如果我比别人看得更远，那是因为我站在巨人的肩上。

Personality changes more during your 20s than at any other time in life.

我们写的每一个方程都是宇宙的一首诗，是存在伟大史诗中的一节。