Your belief is a self-fulfilling prophecy. You won't change because you think it's not even worth trying. And it works both ways - if you believe you can chang

Your belief is a self-fulfilling prophecy. You won't change because you think it's not even worth trying. And it works both ways - if you believe you can change in a meaningful way, you will. See my post elsewhere in this discussion with two books on optimism and self-theories.