能源的未来是多样化的，没有单一的解决方案。

We must learn to listen to what materials want to say.

追求知识是一场没有终点的旅程。

Der Mensch ist ein Wesen, das immer wieder neu anfängt.

Thoughts are the shadows of our feelings always darker， emptier， simpler.

The only way to save a rhinoceros is to save the environment in which it lives, because there's a mutual dependency between it and millions of other species of both animals and plants.