So many people feel like they're so grown up when they're in their mid-twenties. This is allegedly when your brain chemistry is actually adult at that point, so perhaps you do magically become an adult when you turn 25. I am unsure about this because 25-year-olds are only a couple of years older than 23-year-olds, and we are not in completely different maturity stratospheres by any means. My 25-year-old friends might be slightly less of a fool than I am, but they aren't ready to completely aban…