I am coming to see that the sensation of the worst nightmares, a sensation that can be felt asleep or awake, is identical to those worst dreams' form itself: the sudden intra-dream realization that the nightmares' very essence and center has been with you all along, even awake: it's just been ... overlooked; and then that horrific interval between realizing what you've overlooked and turning your head to look back at what's been right there all along, the whole time...

Autor: David Foster Wallace