每一个实验都会破坏通过先前实验获得的关于系统的某些知识。

The deepest problems of modern life derive from the claim of the individual to preserve the autonomy and individuality of his existence in the face of overwhelming social forces, of historical heritage, of external culture, and of the technique of life.

我是一个不断进步的作品。

The soul is immortal.

在物理学的世界里，我们经常发现最简单的问题最难回答。