Concerning the gods, I have no means of knowing whether they exist or not or of what sort they may be. Many things prevent knowledge including the obscurity of the subject and the brevity of human life.

过去不是可以返回的地方，而是用来构建的材料。

The measure of our success isn't in quarterly profits, but in the health of fish stocks decades from now.

The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

我不会让消极情绪击垮我。

The past beats inside me like a second heart.

记忆是脆弱的——容易被扭曲，容易丢失。

The chemical industry is the backbone of modern civilization, and we must treat it with the responsibility it deserves.