"Books are the windows to other perspectives."

The study of black holes has led us to the edge of our understanding, where the known laws of physics break down and new theories must emerge.

The deterioration of a government begins almost always by the decay of its principles.

孩子越能够专心，就越能从工作中得到平静，就越能发自内心地纪律或规则。

我们写作是为了记住，但也是为了忘记。

每一次航行都是自然这本巨著中新的一页，由发现之手书写。