<p>Where you’re reading a book or a passage, and then you suddenly get that feeling of de ja vu. Then you read that part of the book again, and you’re absolutely sure that you’ve seen this passage before. And then you realize that it was part of an SAT test that you took, and feel immensely nerdy 
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<p>Because I was just reading “Great Expectations” by Dickens and this happened to me.</p>