Habit is thus the enormous flywheel of society, its most precious conservative agent. It alone is what keeps us all within the bounds of ordinance, and saves the children of fortune from the envious uprisings of the poor.

William James makes this remark in his late-19th-century psychological writing on habit, where he treats habitual action as a basic mechanism by which individuals and societies stabilize themselves. In the chapter on “Habit,” he argues that repeated behaviors become automatic, conserving attention and effort while also channeling conduct into predictable grooves. The passage appears in the context of James’s broader interest in how mental life is shaped by physiology, education, and social institutions. Here he extends the psychological point into social and political observation: entrenched routines and customs help preserve existing social arrangements and dampen disruptive conflict between classes.

James likens habit to a “flywheel,” the heavy wheel in machinery that stores momentum and smooths fluctuations. The metaphor suggests that habit supplies inertia: it keeps both individuals and communities from lurching into constant improvisation or instability. Calling it a “conservative agent” is descriptive as well as critical—habit preserves order (“bounds of ordinance”) but also protects privilege by making inequality feel normal and by discouraging sudden collective action. The line captures James’s ambivalence: habit is indispensable for coordination and self-control, yet it can also harden social hierarchies by turning contingent arrangements into seemingly natural, unquestioned patterns.