They touch on this idea in ventriloquism. The idea is that your brain normally stops you from saying the first thing you think of, because you're afraid. But wh

They touch on this idea in ventriloquism. The idea is that your brain normally stops you from saying the first thing you think of, because you're afraid. But when you have the puppet, the puppet can say anything because it's not you. It lets you get that first thought out that normally would have stayed hidden.