inside, and out of sight. Nobody was to be hurt — while outside; but any attempt to enter — well, we said just let anybody try it! Then I went out into the hills and uncovered and cut the secret wires which connected your bedroom with the wires that go to the dynamite deposits under all our vast factories, mills, workshops, magazines, etc., and about midnight I and my boys turned out and connected that wire with the cave, and nobody but you and I suspects where the other end of it goes to. We laid it under ground, of course, and it was all finished in a couple of hours or so.

We sha’n’t have to leave our fortress now when we want to blow up our civilization.”

“It was the right move — and the natural one; military necessity, in the changed