Brain

“There is a mystery about this which stimulates the imagination; where there is no imagination there is no horror.”
― Sir Arthur Conan Doyle, A Study in Scarlet

“for he saw in Elizabeth's eyes a kind of darkness; a kind of absence-as if her soul had taken leave, so that compassion and warmth could not interfere.”
― Seth Grahame-Smith

“A man can no more diminish God's glory by refusing to worship Him than a lunatic can put out the sun by scribbling the word 'darkness' on the walls of his cell.”
― C.S. Lewis, The Problem of Pain

“The man who comes back through the Door in the Wall will never be quite the same as the man who went out. He will be wiser but less sure, happier but less self-satisfied, humbler in acknowledging his ignorance yet better equipped to understand the relationship of words to things, of systematic reasoning to the unfathomable mystery which it tries, forever vainly, to comprehend”
― Aldous Huxley, The Doors of Perception