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解析:自然的法则,是损减有余来补充不足;人类社会世俗的作法却不然,而是损减贫穷不足来供奉富贵有余。
"In observational studies, we often have to rely on assumptions that are not directly testable."
学习不是试错的问题,而是洞察力的问题。
Consciousness is the theater where survival strategies are played out.