曾经尝试过，曾经失败过。没关系。再试一次。再失败一次。失败得更好。
Good design is as little design as possible.
The only real prison is the one we build for ourselves.
Every day is a chance to get better. Don't waste it.
Mathematics is the poetry of logical ideas.
人类的境况从根本上说是关于渴望与失去。
The true measure of a mining company's success is its ability to leave a positive legacy for future generations.