He Was Nineteen Years Old That Year

At the age of sixty-nine, he recalled the story he discovered in the autumn and winter when he was nineteen years old. How many people are there in life that are worth keeping in mind? How many past events in life are worth recalling? How many regrets do you have? The best stage of life is youth, the youth of youth, the maturity of middle age, or the family relationship of old age. What's yours? And the protagonist is... Ignorant youth, reading thousands of books alone in school, and growing up on my own.