广义相对论在某种意义上就是引力场的理论。

商业是关于解决问题，而不仅仅是赚钱。

I think it's really important to have a strong sense of self and to know who you are and what you want.

The proof of a system's value is its existence.

I've always been interested in the idea of the outsider, the person who doesn't quite fit into the mainstream.

——1905年8月13日在东京中国留学生欢迎大会上的演说