无论你说什么，我都不相信。

I can't believe whatever you say.

youdao

不管你怎么说，我都不相信。

Say what you may, I don't believe it.

youdao

一直以来我都不相信血一定浓于水的说法。

Still, I have never believed that blood is necessarily thicker than water.

youdao

If I want to persuade you that I love you, would never leave you, you can trust me with everything, it may be a superb tactic for me to believe it.

如果我想让你相信我爱你，永远都不离开你，你什么都可以信任我，或许最好的策略便是我自己对此深信不疑。

耶鲁公开课 - 心理学导论课程节选

Now,as you know,I don't believe in souls.

你们都知道，我是不相信灵魂的。

耶鲁公开课 - 死亡课程节选