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光给予建筑生命,没有光,建筑就失去了灵魂。
学习是系统中产生的任何变化,这些变化或多或少会永久性地改变其适应环境的能力。
Problems frequently get easier if you turn them around in reverse. In other words, if you want to help India, the question you should ask is not “how can I help India,” it’s “what is doing the worst damage in India? What will automatically do the worst damage and how do I avoid it?”