In productive thinking, the transition from blind manipulation to understanding is crucial.

Imagination is the beginning of creation. You imagine what you desire, you will what you imagine, and at last, you create what you will.

"In observational studies, we often have to rely on assumptions that are not directly testable."

绘本就像一个观众可以在舞台上四处走动的剧院。

爱是试图理解对方。

获胜的唯一途径就是比别人学得更快。