11h 28min, jun 5, 1950 y - Mark Twain had an interesting and diverse literary career.
He wrote a total of 28 books along with essays, articles, and short stories.
Because he quit school, he learned from life experiences.
From his experience as a licensed river pilot, he chose the pen name by which he his best known - Mark Twain.
The term “mark twain” means it is safe to sail because the water’s depth is two fathoms, or 12 feet.
“Mark one” is six feet, “mark ta-ree” is 18 feet, and “mark four” is 24 feet.