The dog that trots about finds a bone.
Without hard work, nothing grows but weeds.
Problems are not stop signs, they are guidelines.
If you can dream it, you can do it.
Know or listen to those who know.
Be gentle to all and stern with yourself.
To know oneself, one should assert oneself.
Be thine own palace, or the world's thy jail.
The secret of getting ahead is getting started.
Always desire to learn something useful.
The whole essence of good drawing - and of good thinking, perhaps - is to work a subject down to the simplest form possible and still have it believable for what it is meant to be.