One of the greatest ways to avoid trouble is to keep it simple...the system often goes out of control.

进步主要取决于人类本性中最强大而不仅仅是最高尚的力量能否被用于增加善。

I think the most important thing is to be true to yourself.

You can be whatever you want， so be the person who ends meetings early.

天文学的历史是一部视野不断扩展的历史。

幸福不是现成的东西。它来自于你自己的行动。

解释：乌鸦聚集在一起，虽然看上去很和好，实际上并不亲密；不慎重地结交朋友，虽似牢固，终必破裂。

文学中的每个词都是一颗种子，可以在读者的心中长成一片思想的森林。

The dialectical unity of Love and Strife is the eternal driving force in the cosmos.

"The world is a stage, but the play is badly cast."