Volume principle
Lessons from Marsh Frog
Croak through reeds.
Reed-Bed Croaking

Core lesson
Energy becomes power when it has a place to sound.
Biological basis
Marsh Frogs use loud calls around ponds, rivers, and reed beds during breeding and territorial activity, while powerful hind legs let them leap through wetland edges.
Best use cases
Where this lesson tends to be most useful in practice.
VoiceEnergyPresenceTerritoryUsing power well