Suppose, to be supposing, that you live and own a car in Memphis or Nashville or Chattanooga. Suppose, further, that you believe passionately in a pregnant woman's right to an abortion. Suppose, once more, that the state of Tennessee issues specialty automobile license plates bearing the anti-abortion legend "Choose Life." Suppose, finally, that Tennessee legislators refuse to issue licenses that say, as an alternative, "Pro-Choice." Put these hypotheticals all together, and you have American Civil Liberties Union v. Philip Bredesen, Governor . The case is now pending in the U.S. Supreme Court on a petition for appeal from the 6th...