- "All we have to decide is what to do with the time that is given to us."
- ―Gandalf the Grey
- "We can't concern ourselves with what was; we must act on what is."
- ―Gyatso to Aang in "The Southern Air Temple".
- "When we hit our lowest point, we are open to the greatest change."
- ― Avatar Aang to Avatar Korra in "Endgame".