“I did not send classified material, and I did not receive any material that was marked or designated classified.”

“It quickly becomes apparent to any person who has considerable experience with classified material that there is massive overclassification and that the principal concern of the classifiers is not with national security, but rather with governmental embarrassment of one sort or another.”

“Investigating chemical reactions can be greatly complicated and often obscured by the presence of extraneous materials. So, the first step, therefore, is to learn how to analyze and classify materials to ensure that you are working with pure substances before initiating any reactions.”

“It wasn’t the best choice. I made a mistake. It was not prohibited. It was not in any way disallowed. And as I have said and as now has come out, my predecessors did the same thing and many other people in the government. But here’s the cut to the chase facts. I did not send or receive any emails marked classified at the time. What you are talking about is retroactive classification. And the reason that happens is when somebody asks or when you are asked to make information public, I asked all my emails to be made public. Then all the rest of the government gets to weigh in. … I think that what we have got here is a case of overclassification. …”

“This book… is primarily and essentially an account of the discovery or invention of mathematical concepts, and the historical material is… divided and classified, neither chronologically nor biographically, but philosophically.”

“I see myself as a novelist, period. I mean, the material I work with is what is classified as science fiction and fantasy, and I really don't think about these things when I'm writing. I'm just thinking about telling a story and developing my characters.”

“On the theft of his material by Denis Leary: "I have a scoop for you. I stole his act. I camouflaged it with punchlines, and to really throw people off, I did it before he did.”

“Every woman I had ever met who walked through the world appraised and classified by an extraordinary physicality had also received the keys to an unbearable solitude. It was the coefficient of their beauty, the price they had to pay.”

“The classification of subject matter may be carried out for all sort of special purposes - to arrange books on shelves, to group inventions in patents, to classify the raw materials, intermediates and products of importance to a particular manufacturer, and so on. All such arrangements have their particular uses and their particular problems.”

“For where did Dante get the material for his Hell, if not from this actual world of ours?”