我唯一希望全寄托在你身上，要是你不相信我，就没有人会相信我了。

My sole dependence was on you; and I am sure nobody else will believe me, if you do not.

youdao

A candidate could say during an election that "I'm a moderate candidate, I'm at position 5" but you might not believe him or her.

一个候选人在整个大选中可能说,我是个中立的候选人,我的立场是5,但你不一定就相信他/她的说法

耶鲁公开课 - 博弈论课程节选

And the Pygmalion effect is if I believe you have a certain characteristic this might cause you to behave as if you have that characteristic.

皮格马利翁效应就是说,如果我相信你有某种特点,就可能导致你表现得,好像你真的有这种特点一样。

耶鲁公开课 - 心理学导论课程节选