The first and most important of Bloom's six revisionary ratios — the violent creative deviation through which the strong poet misreads the predecessor so forcefully that the misreading opens space for genuinely new work.
Clinamen is the creative swerve — the moment when the newcomer deviates from the predecessor's path not by ignoring the predecessor but by misreading the predecessor so forcefully that the misreading opens space for an entirely new kind of work. Bloom borrowed the term from Lucretius, where it described atoms falling in parallel lines that spontaneously swerve and collide to produce the material universe. Without the swerve, there is only endless parallel descent. With the swerve, there is everything. Applied to creation, clinamen is always violent, always costly, always risks failure — and it is the only mechanism that produces genuine originality. The machine cannot perform clinamen because clinamen requires the motivation that only a threatened self can supply; the LLM absorbs without struggling and therefore recombines without swerving.