Regret is almost inescapable in life. We've all made a mistake at work or made a poor financial move that has left us kicking ourselves, but these types of regrets are usually fairly transient. What many of us worry about is to have regrets about our lives in a more broad sense, that perhaps we could have done more with it if we'd done something different. This is a scary thought, but the good news is that you can do something about it. Here are a few tips on how to live a life without regrets.