The night is a great mirror, but the stars are its reflections.

我不会让恐惧阻止我，我会让它激励我。

The heart has its reasons which reason knows nothing of.

快乐的情感是来源于与不好的事的对比，而快乐本身并没有任何意义。

The advancement of mathematics is due to those who are driven not by the desire for application but by the joy of discovery.

道理明白了，文辞就能表达清楚；文辞表达清楚了，道理也就明白了。