Know or listen to those who know.
Leap, and the net will appear.
The secret of getting ahead is getting started.
It's always too early to quit.
Only the educated are free.
If you've got a talent, protect it.
You never know what motivates you.
I can, therefore I am.
The dog that trots about finds a bone.
Be gentle to all and stern with yourself.
Opera, next to Gothic architecture, is one of the strangest inventions of Western man. It could not have been foreseen by any logical process.