她的行动是出于虔诚的宗教信仰。

She was motivated by deep religious conviction.

《牛津词典》

不过，实际上我们每个人在这里却带着自造物以来最令人困惑不已的物件——也是支配我们怎样和为什么思考，感受，行动和信仰的物件。

But each of us is carrying around one of the most amazing objects ever created - and one that governs almost everything about how and why we think, feel, act and believe.

youdao

你的行动是你信仰的尺度。

Your actions are a measure of your faith!

youdao

And early Christianity was an attempt to pull all these things into one unified movement, in some way, to get some kind of uniformity of belief and practice.

早期基督教试图,将这些组织成统一运动，以某种方式，以获得某种划一的信仰与行动。

耶鲁公开课 - 新约课程节选

This is an act of faith for me.

这就是我信仰下的实际行动。

普林斯顿公开课 - 人性课程节选