"A relative has a disease that cannot be cured" comes from "Preface to a Thousand Gold Prescriptions" written by Sun Simiao, a medical scientist in the Tang Dynasty. The original saying of this sentence is "If a king or his relatives are sick and cannot cure them, he is not a loyal and filial person." It means "A person who cannot treat a king or his relatives when they are sick is not a loyal and filial person."

Introduction to Sun Simiao

Sun Simiao was a medical scientist in the Tang Dynasty and was honored as the "King of Medicine" by later generations. Sun Simiao was very smart since he was a child. When he grew up, he loved the Taoist and Lao-Zhuang theories. Later, he lived in seclusion in the Zhongnan Mountains of Shaanxi Province and gradually gained a high reputation. Sun Simiao specializes in internal medicine and is good at gynecology, pediatrics, surgery, and ENT. He attaches great importance to the study of common diseases and frequently-occurring diseases, and also has extensive research on acupuncture. Sun Simiao attached great importance to folk medical experience, accumulated visits and timely records, and finally completed his book "Thousands of Gold Prescriptions"

Introduction to "Thousands of Gold Prescriptions"

"Thousands of Gold Prescriptions" Known as the earliest clinical encyclopedia in China, it is also known as "A Thousand Gold Prescriptions for Emergency" and "A Thousand Gold Prescriptions". It is one of the classic works of traditional Chinese medicine in ancient China. "A Thousand Gold Prescriptions" summarizes the medical achievements before the Tang Dynasty and is known as Later generations of medical scientists attached great importance to it.