我不会逃避挑战，我会迎向它们。
I don't run from challenges, I run toward them.
The only real freedom is the freedom to imagine.
自然界和道德世界是人类理性关注的双重对象。
I don't rap for dead presidents; I'd rather see the president dead.
自然界没有废物——每样东西都是其他事物的养分。
I don't want to be perfect, but I do want to be a light.
The future of coal lies in clean and efficient utilization.
The act of writing is an act of discovery.
