Leap, and the net will appear.
If you've got a talent, protect it.
Only the educated are free.
Be thine own palace, or the world's thy jail.
Never complain and never explain.
Without hard work, nothing grows but weeds.
The secret of getting ahead is getting started.
What you do today can improve all your tomorrows.
Expect problems and eat them for breakfast.
It's always too early to quit.
I believe you'll develop speed via strength work which includes hill running, either repeats, or running hilly courses as the Kenyans do on a steady basis.