世界变化很快，但人心变化很慢。

Change is inevitable, but growth is optional.

The severity of Russian laws is tempered by the lack of obligation to enforce them.

要理解一个社会，看看它的垃圾。

Who drives me forward like fate? The Myself striding on my back.

化学的进步以新元素的发现和分析方法的改进为标志。

A scientist’s work is never done.

机器并未将人类与自然的重大问题隔绝，而是让人更深入地卷入其中。