A doctor, especially a traditional Chinese medicine practitioner, whose best quality is patience.,The young man, called Li Yuan, flashed a glimmer of excitement in his eyes and bowed respectfully, saying: "Thank you, Director Tang, thank you, teachers.",Though the Li surname was not common in Qinjiacun, due to his father, Li Guisheng, having eight strong sons and a united family, they lived a frugal life but walked with confidence.。