When people tell me they are going to eat crappy food because they are treating themselves, I can't help but cringe. It's not a reward. There is nothing wrong with a well balanced healthy lifestyle which can and should include lots of yummy treats.
motiveweight: You messed up on your diet and you didn’t exercise today - so what? You didn’t ruin anything. Get back on track tomorrow. If you have one flat tire, do you slash the other three? Of course not.