I believe that there are forces of light and darkness in the world, and I don't want to be a contributor to the force of darkness.
Oprah WinfreyIf friends disappoint you over and over, that's in large part your own fault. Once someone has shown a tendency to be self-centered, you need to recognize that and take care of yourself; people aren't going to change simply because you want them to.
Oprah Winfrey