Here's a good idea: let's not go to war against Russia. Let's not even rattle a saber at Russia (or China, for that matter) because even wars that no one really wants can be blundered into. Many losers would be left in the aftermath, even if nuclear weapons were kept out of sight, but no one would win. So as that smart Defense Department computer says in the 1983 movie WarGames, "The only winning move is not to play." The crisis du jour is Ukraine; before that, it was Georgia, both former Soviet republics. For some inexplicable reason, Russia's rulers get nervous when the U.S. foreign policy...