Positive emotions are not trivial luxuries, but instead may be critical necessities for optimal functioning.

If you do something once, people will call it an accident. If you do it twice, they call it a coincidence. But do it a third time and you've just proven a natural law.

I don’t fear losing. I fear not giving my best.

People always feel happier when approaching happiness but become anxious when happiness is ongoing.

价的概念是理解分子结构的关键。

孤独是人类的常态。培养它。它在你内心开辟的隧道让你的灵魂有成长的空间。