最好的医生是自己

Zuì hǎo de yīshēng shì zìjǐ

— The best doctor is yourself —

HSK 4 · Lesson 7

The best doctor is yourself

What is health? Physical and mental health, and a professor's famous "one and zeros" example.

每个人都希望自己健康，那么什么才是健康呢？

过去，人们认为健康就是指身体不生病。