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It is the next day now. Something is happening to me. I don’t feel quite as smart. I have been trying to do a real hard sum. It is one and one. What does one and one make? Is it three or is it four?

It is the next day now. Something is happening to me. I don't feel quite as smart. I have been trying to do a real hard sum. It is one and one. What does one and one make? Is it three or is it four?