In plain words
A Hydraulic Society asks not only who is above, but how well things flow. It judges health by flow rather than mere accumulation: wealth, ideas and culture circulate instead of being dammed up. The one with greater capacity carries the greater responsibility to build the bridge — the Covenant of Asymmetry.
Source: Essential Foundations — Asymmetry, Flow, and the Obstacle of Leverage. Get the PDF
An everyday example
A shed full of tools that sit idle, opened up as a street tool library so they move between neighbours.
A question to sit with
What is stuck that should circulate?