He teaches how to eat, drink, cohabit, void excrement and urine, and the like, elevating what is mean, and does not falsely excuse himself by calling these things trifles.

• 他教人如何饮，食，同居，如何解大小便等等，把卑贱的提高了，而不把它们作为琐碎之事，避而不谈。