persistence
One drop of water can accomplish very little, but hundreds of millions of drops can cut through rock or, indeed, change the face of the Earth.
Mantras: Words of Power (Kootenay Bay, British Columbia: Timeless Books, 2005), 25.
Vitality shows in not only the ability to persist but the ability to start over.
The Crack Up (New York: New Directions, 2009) [reprint], 126.