What you believe about what you CAN achieve determines what you WILL achieve.
It's what we know that just isn't so that holds us back the most.
Be willing to do well what most people won't do at all.
Commitment means you will persist with the process long before it appears to be working.
Deliberate practice over time is what separates the great performers from the great pretenders.
Don't forget that adversity is not your enemy.
You don't need to do everything well - just certain things. Learning what those are is a big key to your success.