Question

why does George Washington support the Constitution? To what does "a Constitutional door is left open" refer?

Answer 1

He supported it because he believed that the powers enumerated in it balance each other out and nobody could become tyrannical by exploiting it. He refers to it as an open door because it can be amended meaning that if something needs to be changed because the spirit of the time has changed, it can be done while keeping the good things.

Answer 2

George Washington supported the Constitution because he felt that it had checks and barriers against tyranny. " A Constitutional door left open", refers to a period of time and progress when repairs or changes would need to be made.