Income seldom exceeds personal development.
Remind yourself that you're bound to get better. Don't get down on yourself. Don't beat yourself up. It's the next opportunity that matters, not the last one.
Set goals not for the outcome itself, but for who you get to become in the process.
Lack of homework shows up in the marketplace as well as in the classroom.
The most valuable form of discipline is the one that you impose upon yourself.
You must change your approach in order to change your results.