The comic book series Zhuangzi Speaks was a pivotal turning point in his early career, between 15 and 40. He turned from the humor and sarcasm of his earliest works to the Chinese classics, making comics that were no longer just for kids.
從十五歲入行到四十歲，執筆二十多年後，漫畫《莊子說》成為蔡志忠作品的分界嶺，從早期的幽默嘲諷，進入中國古代經典的內涵。