Bodies devoid of mind are as statues in the market place. – Euripides

Mind is blocking the fountain of intelligence like a rock. – Bhagwan Shree Rajneesh

Some minds seem almost to create themselves, springing up under every disadvantage and working their solitary but irresistible way through a thousand obstacles. – Washington Irving, The Sketch Book, 1820

That’s the classical mind at work, runs fine inside but looks dingy on the surface. – Robert M. Pirsig