As an American, my only concern would be whether or not he used his own money to buy the land and build the house. if he did, that would be the end of it for me. Why he built it or what his personality might or might not be, wouldn't be any of my business.
Aden hotel used by Yemen goverment hit by grenade (Reuters)
from the article: Galant's arrogance makes him perfect for IDF chief