There's a reason we want to squeeze cute things.

"I was just about to smoosh it until it pops!" Cuteness aggression is what it's called, and those who have it don't really want to smash that gorgeous puppy. When we're overwhelmed with positive feelings, like when looking at an unimaginably gorgeous infant animal, a little bit of anger helps us balance off that high, according to research published in Frontiers in Behavioral Neuroscience.