Reading good literature is the best way to learn to be free.

The only real sin is regret.

"The future of physics lies not in discovering new particles, but in understanding the deeper principles that govern the behavior of the particles we already know."

技术可以彻底改变矿业，但前提是我们有勇气接受它。

最困难的是决定行动，剩下的只是坚持。

没有上帝，而我们是他的先知。