"Ideally, sure. Humans tend to be pretty selfish most of the time, though. Having a holiday that reminds us to be good to our fellow man and tell our families we love and appreciate them is kinda necessary, a lot of the time."

Dorothy tucked her hands back in her coat pockets, shrugging a little. "And it's got to do with the time of year, I s'pose. Winter's a long, dark, cold time for most of the world, Doctor, people need an excuse to get together and be warm and happy for a while."