I have all the good intentions in the world. I want to do good.

我有最善良的心，想为世界作贡献。

哈佛公开课 - 幸福课课程节选

Think of this as the, as the world of the interpreter, in that I've got things 3 like x bound to the value of 3.

想像一下这里就是,编译器里的世界,在这里我给x赋值为。

麻省理工公开课 - 计算机科学及编程导论课程节选