数学中最重要的是提出正确的问题。
The most important thing in mathematics is to ask the right questions.
我们应当谨记,儿童爱我们,而且还很想服从我们。
把自己的精神,培养得清净明澈;把自己的思想,澄清专一;把自己的胆识,培养得深沉敏捷;把自己的气魄,培养得坚强宏大;把自己的才干,培养得果敢决断;把自己的器量,培养得端正庄重;把自己的胸襟,培养得豁达宽容;把自己的节操,培养得严肃冷峻。
We were the people who were not in the papers. We lived in the blank white spaces at the edges of print. It gave us more freedom. We lived in the gaps between the stories.