If you're alive, you've got to flap your arms and legs, you've got to jump around a lot, you've got to make a lot of noise, because life is the very opposite of death.

Every ton of coal we extract carries equal weight in responsibility.

每一个词都是通向理解的一步。

我不是早起的人，我是夜猫子。

Every experiment is a question posed to nature, and every result is nature's answer.

A man may die, nations may rise and fall, but an idea lives on. Ideas have endurance without death.

世人常因冀望遥远难及的幸福，忽略了眼前的小乐趣。