“I think if Thomas Jefferson were looking down, the author of the Bill of Rights, on what’s being proposed here, he’d agree with it. He would agree that the First Amendment cannot be absolute.” - Chuck Schumer (D). Yet, Madison and Mason wrote the Bill of Rights, according to Sheila Jackson Lee, 400 years ago. Yup, it's a fact.
If you read the Constitution there are little things like Freedom of Speech, Free Press and Freedom to Assemble. Political involvement is inherent in those things. John Adams believed that the Congress should be a "miniature" of American society. When you only let certain people vote, it looks like a "miniature" of that segment of society.