The prospect of getting old can be a daunting one for many but if you’re anything like my girlfriend and I, then you’re well on your way to accepting a life of gray hair, aching joints and getting angry at the kids playing on your lawn. Despite both of us being in our mid-20s, it’s become something of a running gag between us to point out whenever each of us does anything that is often thought of as an ‘old person’ stereotype and we’ve slowly come to realize that we might both just be an old person trapped in a young person’s body. 1. Preferring nights in over nights outThis – and several entr…