在你想要放弃的那一刻，想想为什么当初要来这里并坚持走到了这步。

The minute you think of giving up, think of the reason why you came hear and held on so long.

youdao

So it doesn't make sense to just use a number 'cause you wantthis character to collect something from here or here,or there.

仅仅使用一个数字到处去收集,是没有意义的，因为你想要这个东西,来收集这里的还有那儿的信息。

哈佛公开课 - 计算机科学课程节选