I'm different, and I'm not afraid to be different.
My mom always makes the whole family pile into the car and drive around to look at the Christmas lights. My brother and I never want to do it, but my mom just loves it!
Any mature, responsible adult doesn't run around stomping their feet and screaming 'I'm a mature, responsible, adult.'
Look at what you want to change, gather a few people who believe in it like you do, and start moving forward. It's important to remember that you don't always need a destination. Sometimes, you just have to make forward motion. And you absolutely can.