Horse sense is the thing a horse has which keeps it from betting on people. ~W.C. Fields
That said, Scalia acted like a brat. His opinion sounded a lot like some of our posters who want to impose their religious beliefs on the rest of us.
"Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the Government for a redress of grievances." --First Amendment to the United States Constitution