The constitution (as it is actually written) scares a lot of people.
Where do you address a petition for a redress of greivances if your greivance is against the judicial branch of the government? Think about it for a while, and then give me an answer.
There are mechanisms already in place to overrule the Supreme Court, namely, a Constitutional Amendment.
There's certainly no cause to advocate that the President should overrule a court of competant jurisdiction.