A good system design is one that makes it easy to do the right thing and hard to do the wrong thing.

People can be divided into these types: strangers, acquaintances, familiar people, friends, and close friends. True friendship isn't about compliments to your face, but whether you're mentioned when they talk about friends behind your back.

The world is everything that is the case.

量子计算的挑战不仅在于建造量子计算机，还在于理解它能做什么。

解释：婚姻是难以预测的事情，既可能收获幸福，也可能招来祸患。婚姻事关人生的祸福，是家庭兴旺或衰败的根源，是人生十分重大的事情，好的婚姻给人以幸福，坏的婚姻给人以祸患。

真相是，我们都在等待有人来照顾我们。我们都在等待有人告诉我们该做什么。

A wise man is superior to any insults which can be put upon him, and the best reply to unseemly behavior is patience and moderation.