All things are possible until they are proved impossible and even the impossible may only be so, as of now.

The language of chemistry is universal, transcending borders and cultures.

我在数学上花的时间越多，我就越兴奋。

我们必须倾听科学，即使它挑战我们的传统方法。

To teach how to live without certainty and yet without being paralyzed by hesitation is perhaps the chief thing that philosophy， in our age， can do for those who study it.

I met the towering intellectuals in books, not in classroom, which is natural.My family was into all that stuff, getting ahead through discipline, knowledge, and self-control.