Mankind are in the end always governed by superiority of intellectual faculties, and none are more sensible of this than the military profession. When, on my return from Italy, I assumed the dress of the Institute, and associated with men of science, I knew what I was doing: I was sure of not being misunderstood by the lowest drummer boy in the army.
My mind is a chest of drawers. When I wish to deal with a subject, I shut all the drawers but the one in which the subject is to be found. When I am wearied, I shut all the drawers and go to sleep.