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Every age has its massive moral blind spots. We might not see them, but our children will.
Technology is anything that wasn't around when you were born.
To write is to resist the forces of forgetting.
Education: the path from cocky ignorance to miserable uncertainty.
过去是一个参考的地方,而不是居住的地方。
证明的严谨性将数学与所有其他科学区分开来。