“Think lightly of yourself and deeply of the world.” -- From Miyamoto Musashi's Book of Five Rings, ~1645
"The profoundest truth of war is that the issue of battles is usually decided in the minds of the opposing commanders, not in the bodies of their men. The best history would be register of their thoughts and emotions, with a background of events to throw them into relief."
-- B.H. Liddel Hart, quoted in the introduction to Sherman: Soldier, Realist, American
subdue the vagaries of mind. excellent.