The key to happiness is to have dreams. The key to success is to make your dreams come true.

You have to believe in yourself when no one else does.

The healthy social life is found when in the mirror of each human soul the whole community finds its reflection, and when in the community the virtue of each one is living.

我不是受害者，我是幸存者。

Until one has loved an animal, a part of one's soul remains unawakened.

分析和代数之间的相互作用是数论中许多突破的驱动力。

伟大的书籍是从不背弃我们的朋友。