It's cool in the morning and like exploring soup at noon. This is an essay written by Liezi, a thinker in the Warring States Period. This article is also an educational fable. It describes two children of Confucius and Lu Yu arguing about the distance between the sun, but Confucius couldn't make up his mind.
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The Warring States period is a period of great social change, and it is also a period of academic thought contending. Fable, as an important part of the essays of the philosophers, has become a powerful weapon for the philosophers of the Warring States to clarify their political views, academic thoughts and arguments.
Liezi is a collection of fables and fairy tales compiled by Liezi and his disciples under this background. This article is taken from the seventh chapter of Liezi Tang Wen, with the title added by later generations. This article records the story of two children in the Spring and Autumn Period and Confucius, a great scholar at that time.