If you think you can do it, you can.
The most effective way to do it, is to do it.
If you can dream it, you can do it.
Without hard work, nothing grows but weeds.
I can, therefore I am.
Know or listen to those who know.
After a storm comes a calm.
The secret of getting ahead is getting started.
Leap, and the net will appear.
To know oneself, one should assert oneself.
I worked hard learning harmony and theory when I was growing up in Chicago in the 1920s.