科学中最重要的不是获得新的事实，而是发现思考它们的新方法。
不要害怕失败。失败没有错，目标定太低才有错。追求远大目标，虽败犹荣。
The best time to plant a tree was 20 years ago. The second best time is now.
He walked out in the gray light and stood and he saw for a brief moment the absolute truth of the world. The cold relentless circling of the intestate earth. Darkness implacable. The blind dogs of the sun in their running. The crushing black vacuum of the universe. And somewhere two hunted animals trembling like ground-foxes in their cover. Borrowed time and borrowed world and borrowed eyes with which to sorrow it.
The true measure of a mining company isn't its stock price, but its stewardship.