Have you ever beaten yourself up for something you did many years ago, way back in the past? I know I've been guilty of that. I should've said this, or I could've done that. As the old saying goes, "woulda, coulda, shoulda". But we really shouldn't be so hard on ourselves. In fact, we should treat ourselves a heck of a lot better than we do. Here are some wise words from Maya Angelou.