Now I reread the great book "Miyamoto Musashi" by en.wikipedia.org/wiki/Eiji_Yoshikawa  . Miyamoto Musashi en.wikipedia.org/wiki/Miyamoto_Musashi is the great Japanese strategist, swords master who invented his school of swords with new idea to use both swords simultaneously.

I like that book although it`s a fiction book, because it`s a lot of details, very well organized and full of