Fans who have read The Complete Works of Sherlock Holmes know that Holmes in the book has a good friend - Watson. In the first case, "The Study of Blood Letters", it is introduced that Watson was a medical doctor who later suffered the poison of war when he went to the battlefield of Afghanistan for internship. Back in England to recuperate, he met Detective Holmes and became friends and partners with Holmes.

The book Zhonghua Sheng's profession is a doctor, mentioned in the last article
Conan Doyle has experienced countless failures in his life, and this time we talk about his career failures. Doyle left the ecclesiastical college at the age of sixteen, went to the University of Edinburgh to study medicine, and after graduation went to West Africa as a ship doctor, and then returned to China in 1882 to practice medicine, but for various reasons his work was not smooth, so he began his writing career.
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It is not difficult to find that Watson's life experience is almost the same as Conan Doyle's, and Watson's life was a mess before he met Sherlock Holmes again, until he met Holmes, and Watson also met his love.
Watson met Holmes, and his life began to go on the right track, and he also gained his love. In today's terms, Holmes is like Bole, and Watson is like the thousand-mile horse. Didn't Doyle borrow Watson to express his undesirable life?