To know oneself, one should assert oneself.
Always desire to learn something useful.
After a storm comes a calm.
If you've got a talent, protect it.
Know or listen to those who know.
Who seeks shall find.
Go for it now. The future is promised to no one.
Be gentle to all and stern with yourself.
If you can dream it, you can do it.
Things do not happen. Things are made to happen.
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.