Sustainability is not just a goal, it's a responsibility.
Picture books are like little pieces of art that you can hold in your hands.
我不是士兵,我不是战士,我只是一个讲故事的人。
"The past is a shadow that follows us, but it is the light ahead that guides our steps."
The most exciting moments in mathematics are when you realize that two seemingly unrelated areas are deeply connected.
The true measure of a leader is not how many followers they have, but how many leaders they create.