Free speech in America? You bet. Free to shout "fire!" in a crowded public space? Absolutely not.
See, right there the Constitution is not as absolute as some people make it out to be.
The annual observance of Constitution Week is September 17-23, and we tack an observance of our own onto the end: Paulsen and Paulsen's The Constitution.
The book gives history on perspective on our founding document, including shedding light on some of the major disagreements and perceptions about it.