Whenever you do a thing, act as if all the world were watching.
One should always think of what one is about: when one is learning, one should not think of play: and when one is at play, one should not think of one's learning.
Nothing splendid has ever been achieved except by those who dared believe that something inside them was superior to circumstances.
The burden which is well borne becomes light.
Honest disagreement is often a good sign of progress.
Do everything with so much love in your heart that you would never want to do it any other way.