Great First Sentences

There is something about the first sentence of a book. The great ones compel you to read further and stick in your mind. The bad ones you forget almost instantly (perhaps the really bad ones stick with you too?). Well, here is a great one from the book The Probability of God: A Simple Calculation That Proves the Ultimate Truth
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Do you realize there is some possibility that before you complete this sentence, you will be hoofed insensible by a wayward, miniature Mediterranean ass?

If that doesn’t make you want to keep reading I don’t know what will . . .