The only thing that matters is the intensity of the gaze.

Happiness comes from inner peace.

"I always try to put a little bit of humor in my drawings, because I think it makes them more enjoyable."

为何一个人建了一堵墙，另一个人马上就想知道墙的另一边是什么？

科学无国界，因为知识属于人类，是照亮世界的火炬。