Happiness ain't a thing in itself --- it's only a contrast with something that ain't pleasant. That's all it is.

每个单子都是一面镜子，反映了整个宇宙的图景。

I love the process of improving.

Talent cultivation is the foundation of agricultural technology development, we must pay attention to the cultivation of young scientists.

Don't wait for permission to innovate - just start.

最终，生存是关于生存的意志。它是关于人类精神的。

解释：怀揣珍宝的人，不要在晚上行走；担负大任的人，不能对敌人掉以轻心。

释义：世间万物的发展变化都由命运决定，人力难以控制分毫。