When I was a boy of fourteen, my father was so ignorant I could hardly stand to have the old man around. But when I got to be…

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When I was a boy of fourteen, my father was so ignorant I could hardly stand to have the old man around. But when I got to be twenty-one, I was astonished at how much the old man had learned in seven shoort years. Mark Twain (1835-1910) American author who created masterpieces of humor.

According to the passage above,