A Practical Grammar of the Ancient Gaelic: Or Language of the Isle of Man, Chiefly Called Manks (1870)

Story about a young man raised by his grandparents on a farm in southern New Jersey. His many adventures are exactly like walls to climb or smash through. And then his adventures when his family moved to the big city with even bigger walls. Into the service at 17 and the walls were a little higher, except that he was placed into special forces with even higher walls. And the walls came tumbling down.