But I cannot forget that, at other times I have been deceived in sleep by similar illusions; and, attentively considering those cases, I perceive so clearly that there exist no certain marks by which the state of waking can ever be distinguished from sleep, that I feel greatly astonished; and in amazement I almost persuade myself that I am now dreaming.
Rene DescartesIt's the familiar love-hate syndrome of seduction: "I don't really care what it is I say, I care only that you like it."
Rene DescartesIt is possible that I am dreaming right now and that all of my perceptions are false.
Rene DescartesIf you would be a real seeker after truth, it is necessary that at least once in your life you doubt, as far as possible, all things.
Rene Descartes