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Topic: Time

Reading Complexity: Easy
Beyond the walls of the universe, time assumes a different feature. What is time? The question has perplexed philosophers throughout the ages. If you wanted to give a quick answer, you might say, “Time is what changes things.” Or you might want to go along with Albert Einstein, who said, in effect, “Time is what a clock reads.” Or maybe you consider the question itself a waste of time. In the...