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- ...attacking lines of the enemy infantry are men like ourselves; but these tanks are machines, their caterpillars run on as endless as the war, they are annihilation, they roll without feeling into the craters, and climb up again without stopping, a fleet of roaring, smoke-belching armour-clads, invulnerable steel beasts squashing the dead and the wounded—we shrivel up in our thin skin before them, against their colossal weight our arms are sticks of straw, and our hand-grenades matches.Chapter 11 (58% in)
There are no more uses of "invulnerable" in All Quiet on the Western Front.
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