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If I had to live my life over again, I would live it as a trader of goods.

The joy of mathematics is in the struggle to understand.

通往善的道路就是通往真理的道路。

Stories you read when you're the right age never quite leave you. You may forget who wrote them or what the story was called. Sometimes you'll forget precisely what happened, but if a story touches you it will stay with you, haunting the places in your mind that you rarely ever visit.

我認為回饋社會和幫助他人很重要。

最好的傳記是那些讓讀者感覺親自遇見了傳主的作品。

一個社會的成功取決于其平衡個人自由需求與社會凝聚力需求的能力。