I'm a lover of life. I love life.

We are all walking archives of evolutionary history.

译文：纵览历史，凡是贤明的国和家，成功源于勤俭，衰败起于奢华。赏析：节俭不是吝啬，是对钱财的合理利用。不管何时，我们都要有忧患意识，保持俭朴的作风。

最好的艺术是留在你心里的艺术。

The pursuit of happiness is not about feeling good all the time, but about striving toward meaningful goals.

Psychology is a science, and teaching is an art; and sciences never generate arts directly out of themselves.

The study of computational complexity is not just about solving problems, but also about understanding the limits of what can be computed.