“Always come down from the barren heights of cleverness into the green valleys of folly.”
“Never stay up on the barren heights of cleverness, but come down into the green valleys of silliness.”
“Look for the valleys, the green places, and fly through them. There will always be a way through.”
“The height of cleverness is to be able to conceal it.”
“Yosemite Valley, to me, is always a sunrise, a glitter of green and golden wonder in a vast edifice of stone and space.”
“To take my work seriously would be the height of folly.”