What I’m doing right now,I’m chasing perfection.
数学语言是通用的,超越了文化和语言的障碍。
数学教会我们同时进行逻辑和创造性的思考。
Then by your side,no bed-room me deny.
"I hope my books can help children see the world in a different way, to notice the small details and the hidden meanings."
悲伤就是知识