The document discusses the concept of separation of powers between the three branches of government - legislative, executive, and judicial. Each branch is able to limit the powers of the other branches to prevent any one from becoming too powerful. This system of checks and balances induces cooperation between the branches. The branches each have distinct yet overlapping roles, with the legislative branch writing and enacting laws, the executive branch enforcing laws and commanding the military, and the judicial branch interpreting laws and determining constitutionality of cases.