What is the use of money and muscle power?

Money serves as a medium of exchange, a store of value, and a unit of account, facilitating transactions and economic activities. Muscle power, or physical strength, can be utilized for labor-intensive tasks and can influence outcomes through force or physical presence. Together, they can drive productivity and enforce control in various contexts, from economic transactions to social dynamics. However, reliance on either can lead to ethical considerations regarding power dynamics and inequality.