... but suppose we were an influence (as we might be), an idea, a thing invulnerable, intangible, without front or back, drifting about like a gas? Armies were like plants, immobile as a whole, firm-rooted, nourished through long stems to the head, we might be a vapor, blowing where we listed. Our kingdoms lay in each man's mind, as we wanted nothing material to live on, so perhaps we offered nothing material to the killing. It seemed a regular soldier might be helpless without a target. He would own the ground he sat on, and what he could poke his rifle at.

The Evolution of A Revolt (1920)