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

技术可以放大优秀教学的效果，但无法替代糟糕的教学。

证券交易所是圣杯的糟糕替代品。

繁荣的森林证明了自然的恢复力和人类的守护。