Well done is better than well said.
Expect problems and eat them for breakfast.
If you've got a talent, protect it.
If you can dream it, you can do it.
Only the educated are free.
Leap, and the net will appear.
If you're going through hell, keep going.
Who seeks shall find.
If you think you can do it, you can.
Know or listen to those who know.
They are imaginary characters. But perhaps not solely the products of my imagination, since there are some aspects of the characters that relate to my own experience of a wide variety of people.