That way there'd be no one to cross him or challenge him or say NO to him. He could do whatever the he** he wanted to do with all the red state peeps who believe he walks on water and can do no wrong. Then the Trumpstitution will replace the Constitution and everyone will live forever happily without fear of being twarted! Nifty. Betcha some of you can hardly wait for that particular GREAT! :(
Actually, not all states are required to ratify an amendment; only 3/4 of them must.
Here's an explanation of the process, but the summary is there are two ways to get the ball rolling and then completed.