学习的最好方式是教学。
The best way to learn is to teach.
"A good picture book is a silent conversation between the artist and the child."
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
We are all searching for something, whether we admit it or not, and that search defines us.
释义：他或许认为，物质的产生和消亡都源于气的聚散，气是物质生死循环的驱动力。