"The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter."
统计学领域研究的是如何在不确定性面前做出决策。
"Books are the ultimate Dumpees: put them down and they’ll wait for you forever; pay attention to them and they always love you back."
Innovation is not about inventing new things, but doing old things in new ways.