我借给他50块钱，因为我相信他。

I lent him 50 yuan because I trusted him.

youdao

我说，是，我给他担保，因为我相信他。

I said, yeah, I'm going to vouch for.

youdao

我来到这里，是因为我相信他可以让我提高更多。

I came here because I believe that he can make me improve more.

youdao

I can't rely on Professor Guttag if I give this- if this code to him, I can't rely on him to type in a float. Actually I can, because he's a smart guy, but in general, I can't rely on the user-- I wouldn't do it right to see if you did.

当Guttag使用这段代码的时候-,我不能相信他一定会输入一个浮点数,实际上我能因为他很聪明，但是总体上来讲，别相信用户一定会按照规则来-,我会故意做错来试试你的程序的。

麻省理工公开课 - 计算机科学及编程导论课程节选