I am a cage, in search of a bird.

现在是过去的卷起以行动，过去是现在的展开以理解。

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

物理学中的每一个发现都打开了一个新的问题领域，提醒我们追求知识是一个无尽的旅程。

迷失就是向发现敞开。

人活着只有两件事，忙着活，忙着死。

The world is changed by your example, not by your opinion.