Long periods of peace and quiet favor certain optical illusions. Among them is the assumption that the invulnerability of the home is founded upon the Constitution and safe-guarded by it. In reality, it rests upon the father of the family who, accompanied by his sons, appears with an ax on the threshold of his dwelling. -- Ernst Junger
"Friday", by Robert A. Heinlein. Pay particular attention to the discussion between the characters of Friday and Boss on the identification of sick societies in the later portion of the book.