RT Mike Knoop：YC 2012期间，我最难忘的PG（保罗·格雷厄姆）办公时间，就是他给我们讲解增长数学。当时我没能领会，现在懂了。
Mike Knoop回忆YC 2012期间，保罗·格雷厄姆在办公时间专门为他们讲解增长数学（growth math），他当时未能领会其价值，如今才深刻理解。同时引用了保罗·格雷厄姆的文章《如何赚取十亿美元》。
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