解析彩虹

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• We are going to die, and that makes us the lucky ones. Most people are never going to die because they are never going to be born. The potential people who could have been here in my place but who will in fact never see the light of day outnumber the sand grains of Arabia. Certainly those unborn ghosts include greater poets than Keats, scientists greater than Newton. We know this because the set of possible people allowed by our DNA so amssively exceeds the set of actual people. In the teeth of these stupefying odds it is you and I, in our ordinariness, that are here. (查看原文)

  超烦巴萨 1 回复 4赞 2015-05-27 15:06:40

• Unlike Moore's law for computers, there is no obvious reason to think that the human brain will go on swelling. In order for this to happen, large-brained individuals have to have more children than small-brained individuals. It isn't obvious that this is now happening. It must have happened during our ancestral past, otherwise our brains would not have grown as they did. It also must have been true, incidentally, that braininess in our ancestors was under genetic control. If it had not been, natural selection would have had nothing to work on, and the evolutionary growth of the brain would not have occurred. For some reason, many people take grave political offense at the suggestion that some individuals are genetically clearer than others. But this must have been the case when our brains... (查看原文)

  [已注销] 2014-09-21 12:22:49

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