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When you solve a mathematical problem, you don't just get the answer - you understand why it's the answer.

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

在將失敗視為前進一步的環境中，創新才能蓬勃發展。

這就是人類第一個劃時代的變革，人類建立了家庭，形成了某種形式的私有制，也給自己帶來了無窮無盡的爭吵和沖突。