Painting is the art of hollowing a surface.
The mind is still haunted with its old unconscious ways; it broods on lost authorities; and the yearning, the deep and hollowing yearning for divine volition and service is with us still.
The tyranny of mankind; it was like the obstinate drip of water falling on a stone and hollowing it little by little; and this drip continued, falling obstinately, falling without pause on the souls of the children.