“In order for something to be universally loved or hated, it must stand the test of time. If we compare how much teenagers love puppies to how much 30-somethings love puppies, we find the unsurprising result: love of puppies is ubiquitous. Similarly, regardless of age, people agree that drain hair is just gross.”

“But not everything is so consistently revered or despised. For instance, having roommates is fun when you’re a young adult, but the older people get, the less they want to cohabitate. What else can we learn about people as they get older? Here are some of the topics that have the biggest shifts between love and hate.”