Free Energy!

“It’s a rule of ecology,” Kynes said, “that the young Master appears to understand quite well. The struggle between life elements is the struggle for the free energy of a system.

Herbert, Frank. Dune (The Dune Sequence) (p. 173). Orion. Kindle Edition.

What systems are you part of? What does the 'free energy' of those systems look like? And are you getting your share?