Few minds are sunlike, sources of light in themselves and to others: many more are moons that shine with a borrowed radiance. One may easily distinguish the two: the former are always full; the latter only now and then, when their suns are shining full upon them. – Augustus William Hare and Julius Charles Hare, Guesses at Truth, by Two Brothers

Here in your mind you have complete privacy. Here there’s no difference between what is and what could be. – Chuck Palahniuk, Choke

To a mind that is still, the whole universe surrenders. – Zhuangzi

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