Why do you waste time looking for the bad, disappointing things?

为什么你要浪费时间去寻找那些糟糕的、令人失望的事情呢？

youdao

You'll understand a lot more about the "why" behind good and bad building, and that'll put you in a radically different position to do it better moving forward.

你会从中明白很多，为什么做好了，为什么做坏了，这些会让你从一个全然不同的方向前进。

youdao

If they are all beginners it's usually not worth it, since you will need to spend too much time explaining to them what to do, how to do something, why the way they are doing it is bad, etc.

如果都是新手就不值得，因为你需要花大量时间解释要做什么，怎样做，为什么他现在的做法不好，等等。

youdao

Yeah. Log. It's a good think, but why do you think it's log? Ah-ha. It's not a bad instinct, the length is getting shorter each time, but what's one of the characteristics of a log algorithm? It drops in half each time.

对了，对数，这是个好想法,但是你们为什么认为是对数呢？,啊哈，这样的本能不错，每次长度都会缩小些,但是对数算法的特性是什么。

麻省理工公开课 - 计算机科学及编程导论课程节选