开采效率不仅对利润有好处，对地球也有好处。
Efficiency in extraction isn't just good for profits; it's good for the planet.
Civilization is a stream with banks. The stream is sometimes filled with blood from people killing, stealing, shouting and doing the things historians usually record, while on the banks, unnoticed, people build homes, make love, raise children, sing songs, write poetry and even whittle statues. The story of civilization is the story of what happened on the banks.
我没时间恨那些恨我的人，因为我忙着爱那些爱我的人。
数学的艺术在于发现包含所有普遍性萌芽的特殊案例。
I don't believe in luck. I believe in hard work.
Every day I discover more and more beautiful things. It’s enough to drive one mad.
每个人对自己劳动的产权既是所有其他产权的最初基础，也是最神圣和不可侵犯的。