!important重要内容记录 2017/08/22 23:10steemCreated with Sketch.zhengkai (12)in #important • 7 years ago 由于区块链数据是永久保存的，我决定记录一些对我有用的句子。 今日重要内容： 不确定性才是利润的来源。 #cn #notes
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