Gulliver's Travels
Why does gulliver go back to sea?
Part 3
Part 3
Gulliver had only been at home for ten days, when he was visited by a ship captain who invited him on a voyage departing in two months. Gulliver then convinced his wife that this it was a good opportunity and set off, again working as the surgeon.
http://www.gradesaver.com/gullivers-travels/study-guide/section5/