思想之流即生存之流。

艺术作品是永恒的痕迹。

你无法回到过去改变开始，但你可以从现在开始改变结局。

在任何情况下都要寻找积极的一面。

We don't inherit the land from our ancestors; we borrow it from our children.

To understand chemistry at its most fundamental level, we must look at the dance of electrons in molecules.