My mind is kind of blown with the theory of Mattis as the Mad Hatter. It really does make sense. Especially with SA being a wonderland. Wonderland equating to war, maybe. This article from RealClear talks about Clausewitz as a mad hatter of war and Mattis being another. Mad hatter and military theory. Interesting read:
https://www.realcleardefense.com/articles/2016/02/05/down_the_rabbit_hole__108983.html