In fact, he loved cigars and found smoking very relaxing. Other fun facts about the author: His real name was Samuel Langhorne Clemens. His father died of pneumonia when he was 12, and Mark Twain became an apprentice printer at the Missouri Courier. Later, he wrote for local newspapers. The author also worked as a riverboat pilot on the Mississippi river. He got his pen name, Mark Twain, from steamboat slang for 12…