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因果推断的本质是超越数据,询问如果我们干预会发生什么。
今天对自由民主最严重的威胁不是来自共产主义或法西斯主义等敌对意识形态,而是来自内部——来自民粹主义的兴起和民主规范的侵蚀。
The world is not a problem to be solved; it is a living being to which we belong.
The way positive reinforcement is carried out is more important than the amount.
True success comes from making a positive impact, not just making a profit.
Man is not the creature of circumstances; circumstances are the creatures of men.