Very often a change of self is needed more than a change of scene.
I am sure it is one's duty as a teacher to try to show boys that no opinions...
You do have to change things as warfare changes.
I'm supposed to have a Ph.D. on the subject of women. But the truth is I've flunked more often than not. I'm very fond of women I admire them. But like all men I don't understand them.