The dog that trots about finds a bone.
Expect problems and eat them for breakfast.
Who seeks shall find.
Always desire to learn something useful.
It's always too early to quit.
Only the educated are free.
Never complain and never explain.
I can, therefore I am.
If you think you can do it, you can.
If you've got a talent, protect it.
The attitude of physiological psychology to sensations and feelings, considered as psychical elements, is, naturally, the attitude of psychology at large.