20min 3x 道德经 all secrets Back to: 9 Absorb ancient Chinese wisdom through Idioms成语 and Dao De Jing道德经. Previous Lesson Secret Eight: Love Lesson 8 within section Dao De Jing 道德经. Next Lesson 1234 Lesson 1 within section Introduction to Idiom 成语 and Testimonial. You must enroll in this course to access course content.