Have belief in your ability.

相信你的能力。

I don't have belief in ads.

我不相信你。我不相信广告。

Your reluctance is often caused because you do not have belief in your own abilities.

你们总是心不甘情不愿，因为你们完全没有对于自己能力的自信。

We have a very simple belief that everyone involved in a divorce is a griever.

我们有一个非常简单的信念，即离婚的每个人都很痛苦。

In reconciling our rational and irrational motives for belief, we have become good at kidding ourselves.

为了调和我们理性和非理性信念的动机，我们已经擅长开自己的玩笑。