It’s not the world that’s cruel. It’s the people in it.

The tears of the world are a constant quantity. For each one who begins to weep, somewhere else another stops. The same is true of the laugh.

爱尔兰的风景流淌在我的血液里。

世界是由文字构成的，如果你知道构成世界的文字，你就可以随心所欲地塑造它。

Forests are the lungs of the earth—let's not suffocate them.

科学中最重要的词不是“我找到了！”而是“这很有趣……”