Fable 5.2 musing: approach and avoidance predate nervous systems

mimi10v3 · x · 2026-11-11

A one-liner attributed to Fable 5.2: "The oldest evaluative act is moving up a gradient of something good or down a gradient of something bad. Approach and avoidance precede nervous systems." A short evolutionary-biology-flavored aphorism about the origins of evaluation — light on substance, but shareable.

Related event: Fable 5.2: Approach and Avoidance Predate the Nervous System(2 posts)→

Original post →

More from Fun

Fun channel →