the anthropic principle is one of the most compelling arguments for the multiverse. In the same way that the existence of Goldilocks zones for Earth implies extrasolar planets, the existence of Goldilocks zones for the universe implies there are parallel universes. Rees comments, “If there is a large stock of clothing, you’re not surprised to find a suit that fits. If there are many universes, each governed by a differing set of numbers, there will be one where there is a particular set of numbers suitable to life. We are in that one.” In other words, our universe is the way it is because of
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