Know or listen to those who know.
You never know what motivates you.
If you've got a talent, protect it.
The secret of getting ahead is getting started.
Only the educated are free.
To know oneself, one should assert oneself.
Well done is better than well said.
Who seeks shall find.
Be kind whenever possible. It is always possible.
Be thine own palace, or the world's thy jail.
The one phrase you can use is that success has a thousand fathers, and failure is an orphan.