Children's books should challenge as well as comfort.

水是一切事物的根源。

There is no such thing as failure. Failure is just life trying to move us in another direction.

如果你一开始就承诺你还没有的东西，你会失去为之努力的欲望。

我们需要关注政策的实际结果，而不仅仅是其预期效果。