How do we know that the framework for the Executive Branch is designed to last “forever”?

The executive branch of the U.S. government is responsible for enforcing laws; its power is vested in the President. The president usually lasts 4 years until further votes. The President acts as both the head of state and commander-in-chief of the armed forces. Independent federal agencies are tasked with enforcing the laws enacted by Congress.

The executive branch was to be designed forever because is its strict rules.

Hope it helps

The repetition of initial consonant sounds is called alliteration