我总是被弱者吸引，因为我总觉得自己也是个弱者。

最强大的动力不是金钱。而是学习的机会、责任的成长、对他人的贡献以及因成就而获得认可。

The war on coal is a war on the American worker.

In science, we must be open to the possibility that our most cherished theories could be wrong.

The language of mathematics is universal; it transcends all cultural barriers.

The most rewarding part of acting is connecting with the audience.