Know or listen to those who know.
I can, therefore I am.
If you can dream it, you can do it.
Always desire to learn something useful.
The secret of getting ahead is getting started.
Begin to be now what you will be hereafter.
Go for it now. The future is promised to no one.
It's always too early to quit.
Never complain and never explain.
If you think you can do it, you can.
There are two theories on hitting the knuckleball. Unfortunately, neither of them works.