Quizzes & Puzzles18 mins ago
Valentines
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What does love add up to?
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For more on marking an answer as the "Best Answer", please visit our FAQ.42. It's not really made for mathematics, but for biology: our genes want to perpetuate themselves, and that means people need to like each other enough to stay together and raise children. Once that's done, the genes are quite happy for us to get bored with each other and split up, which of course very often happens.