Perhaps if you know you are insane then you are not insane. Or you are becoming sane, finally.

I will never fully understand; that is the nature of such creatures. Or is this Inner Truth now, this that is happening to me? I will wait. I will see. Which it is. Perhaps it is both.

What is possible and what is not possible is not objectively known but is, rather, a subjective belief on the part of the author and of the reader.

Fat realized that one of two possibilities existed and only two; either Dr. Stone was totally insane – not just insane but totally so – or else in an artful, professional fashion he had gotten Fat to talk; he had drawn Fat out and now knew that Fat was totally insane.

You have to be with other people, he thought. In order to live at all. I mean before they came here I could stand it... But now it has changed. You can't go back, he thought. You can't go from people to nonpeople." - J.R. Isidore

The will to believe chases out the rational mind, whenever and wherever the two come into conflict.

I must admit that the existence of Disneyland (which I know is real) proves that we are not living in Judaea in 50 AD. . . . Saint Paul would never go near Disneyland. Only children, tourists, and visiting Soviet high officials ever go to Disneyland. Saints do not.