But they used to sound so serious, you couldn't help believing it, you know?

I can't help believing that his point of view is a motivator here.

I cannot help believing that the most discerning public must be interested in this work.

Andy's manner was so earnest that Tom could not help believing him.

A hard who cannot help believing that we have been brought to this place for a purpose.

She couldn't help believing they were escaping from some thing terrible.

Even if I also can't help believing that the world is bound to end soon.

I can't help believing you could control yourself if you would only try!

I can't help believing that has to give us an advantage over the criminal.

But I can't help believing that no good will come of it.