The opposite of a correct statement is a false statement. But the opposite of a profound truth may well be another profound truth.

释义：上顺应于天，下取悦于民。使民众喜悦，人民便忘记了劳苦；用喜悦战胜困难，民众就会忘掉死亡的威胁，喜悦的作用太大了，它能勉励民众！

The beauty of Shor's algorithm is that it shows how a quantum computer can solve a problem that is believed to be intractable for classical computers.

你所赚的钱便是省回来的钱。

最好的产品来自于对问题的深刻理解，而不仅仅是想要制造新东西的愿望。