If I believe I cannot do something, it makes me incapable of doing it.

如果我认为我做不到什么事情的话，我通常就会因此变得无能。

youdao

For example: if I believe that live is not easy, I therefore believe that life is hard.

举例来说：如果我相信生活不轻松，我就会因此认为生活很艰难。

youdao

If I believe that life is not free, I therefore believe that life is a prison.

如果我相信生活部自由，我就会因此认为生活就像一个监狱。

youdao

Now,if the Michigan guy hadn't been there, what I would have done, if I believed in the personality theory or when I believe in the personality theory, is say Oh look,Napoleon--reincarnated in New York.

如果密西根家伙不曾出现在那里，那么我就会，假如我相信人格理论的话，我便会说，看，拿破仑在纽约转生了。

耶鲁公开课 - 死亡课程节选

But it's often seemed to people that if we really believe that death is the end-- and that's the assumption that I'm making here on out-- if we really believe death is the end, how can death be bad for me?

但是通常我们都会认为死亡就是终结-,我现在所设定的条件就是-,如果我们真的相信死亡就是终点，死亡对我来说有什么不好呢？

耶鲁公开课 - 死亡课程节选

If - I believe that if there was a pre-existing problem it was one that developed in that when he broke through the gate and, you know, and had to be pulled up and then was returned to the starting gate.

NPR: Heartbreak at the Preakness Stakes

Finally, (c) only around 5% of this population goes to church, with a dwindling number having any sort of spiritual faith, so if the old - and, I believe quite defunct - argument is raised about 'God giveth life...

BBC: Is assisted suicide a human right?

"I believe if enough parents -- if enough mothers get involved -- it can stop, " she said.

CNN: Dad faces son's alleged killer; sees 'normal' youngster