„Thou hast the keys of Paradise, oh just, subtle, and mighty opium!“

— Thomas De Quincey
„Oh, Diamond! Diamond! thou little knowest what mischief thou hast done!“
— Isaac Newton
„Demetrius: Villain, what hast thou done?Aaron: That which thou canst not undo.Chiron: Thou hast undone our mother.Aaron: Villain, I have done thy mother.“
— William Shakespeare