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數(shù)學(xué)是模式的科學(xué)，而自然利用了每一種可能的模式。

世界稱之為不道德的書籍，是那些展示了世界自身羞恥的書籍。

My mind is my weapon. My brother has his sword, King Robert has his warhammer, and I have my mind... And a mind needs books as a sword needs a whetstone, if it is to keep its edge.

It was the best of times, it was the worst of times.

你不能通過直接的力量改變你的大象，但你可以隨著時間的推移訓(xùn)練它。