忘记错误。忘记失败。忘记一切，除了你现在想做的事，并立刻去做。今天就是你的幸运日。

Forget mistakes. Forget failures. Forget everything except what you're going to do now and do it. Today is your lucky day.

youdao

Initialization. A very common bug is to initialize a variable. Go through a loop, and then forget to reinitialize it when it needs to be reinitialized again.

忘记初始化,忘记初始化变量是一个很常见的错误,运行完一个循环之后,当需要再次初始化时。

麻省理工公开课 - 计算机科学及编程导论课程节选