The Big Engine

What if the world you live in is not alive at all? In Fritz Leiber's haunting and darkly witty tale, a weathered old man known only as the Professor reveals a theory that turns reality inside out: people are not conscious beings, but parts of a vast, indifferent machine. Cities, wars, love, greed, ambition, even thought itself—everything is just the motion of gears, pistons, and hidden power. And once you begin to hear the great mechanism at work, it becomes impossible to ignore. Leiber blends philosophy, paranoia, and science-fiction unease into a chilling vision of modern life as an enormous engine humming beneath the surface of everyday existence. With a voice at once streetwise, visionary, and unsettlingly persuasive, The Big Engine asks whether awareness is a gift or a curse—and what happens to the few who think they've awakened from the dream. Sharp, eerie, and unforgettable, this is classic speculative fiction that transforms ordinary noise into a cosmic revelation. This edition has been fully restored with modern typesetting, custom cover design.