Nothing at all; for, of course, Jimmy did not believe in ghosts.

Just because a lot of people believe in ghosts does not make them real.

She didn't believe in ghosts or books that moved on their own.

I've never believed in ghosts before but I do now.

This is a practical man who's never believed in ghosts.

But Brett, now used to playing dead, wasn't the sort who could believe in ghosts.

He looked, thought Knight, like a man who did not believe in ghosts and then had seen one.

I'll say here and now that I don't believe in ghosts.

She simply didn't believe in ghosts, no matter what any of us told her.

I'm sure you don't believe in ghosts, like most of the free world.