It's sad to look around and see just how little free time we have for ourselves. So many of our precious moments spent on this earth are occupied by working or taking care of ourselves, and those aren't particularly fun activities. If you were to make a pie chart that shows the time you spend sleeping, working, and having fun, the having fun slice would be paltry at best and nearly invisible at worst. I'm not saying this to be a doomer. Quite the opposite, actually. I think it's our duty as liv…