我不让错误让我灰心,我让它们教育我。
应当通过具体事物探究规律,不可先设定规律来限制事物。
对自然界的理解及其内涵不仅是巨大好奇心的来源,也是巨大成就感的来源。
The idea of America is so important to me. It's about freedom, democracy, and the ability to create your own destiny.