I recently experienced an intense episode of getting stuck in a thought loop. I was involved in a relatively minor situation, which was unresolved and causing me some annoyance. For about two days, I ...

SAN FRANCISCO -- In Pixar's newest short "Loop," all a boy and girl have to do is get in a canoe, paddle around a city lake, and get back. But there's a catch. He talks a lot, and she doesn't at all.