让这成为一个准则:永远不要给孩子一本你自己不愿意读的书。
Make it a rule never to give a child a book you would not read yourself.
The study of mathematics is like air or gravity – it’s everywhere, even if you don’t see it.
你的时间有限,所以不要为别人而活。
I'm not afraid of being surpassed because I will keep improving.
我不是为读者写作;我是为自己写作。