Somehow this explanation is not inspiring a lot of confidence...

An eager student brought in a DVD from home and asked if we could watch it in class. I told him that I would need to preview it first. Initially he seemed to accept this, but a short time later, he returned to my desk, more insistent, and said,

"I just came to 'ensure' you that there's only two parts with kissing, nothing else... so it's fine! One part that's a cartoon, and one part with a guy and his wife in a video they made."