I think of other ages that floated upon the stream of life and love and death and are forgotten， and I feel thefreedom of passing away。
我想起了浮泛在生与爱与死的川流上的许多别的时代，以及这些时代之被遗忘，我便感觉到离开尘世的自由了。
Every ton of ore we extract carries with it a responsibility to the future.
The world is the totality of facts, not of things.
I always try to be positive and enjoy every moment.
数学的本质不是使简单的事情复杂化，而是使复杂的事情简单化。
"We are all in the gutter, but some of us are looking at the stars."