科学是对经验的系统分类。

When we love, we always strive to become better than we are. When we strive to become better than we are, everything around us becomes better too.

恐惧和兴趣能激励人。

Covenants, without the sword, are but words, and of no strength to secure a man at all.

Curiosity drives science, but ethics must guide it.

承诺最慎重的人是履行承诺最忠实的人。