sleep is a most holy thing. It is while we sleep that we get our mind and our imagination filled up again.” She shaped a bowl with her gnarled hands. “It is like a deep pool, this imagination, and during the day it gets used up, like water, and when we sleep at night the water we have used during the day gets replaced. And if it is not replaced, if there is none to drink of, we are thirsty. It is from sleep that God gives us our strength and our power and our peace, do you see.”