“If you read Kurt Vonnegut when you were young — read all there was of him, book after book as fast as you could the way so many of us did — you probably set him aside long ago. … (T)he time to read Vonnegut is just when you begin to suspect that the world is not what it appears to be. He is the indispensable footnote to everything everyone is trying to teach you, the footnote that pulls the rug out from under the established truths being so firmly avowed in the body of the text.”