Trading time for money
According to conventional wisdom, if you earn 31€/hour, and a task costs less than that to outsource, then you should always pay someone else to do it. For example, if your cleaning person charges 15€... »
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minah's profile was updated 1 year, 6 months ago
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minah posted an update 1 year, 6 months ago
一直在思考教育的问题，结果发现对教育了解的太少了。
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minah posted an update 1 year, 6 months ago
充足的睡眠，健康的饮食，适量的锻炼。除了充足的睡眠外，其他两项发现已经严重偏离，尤其是健康饮食。
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依旧没有叶子。
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春天花会开。
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