Let other capitals go all weak-kneed when President Obama visits. Moscow has greeted Mr. Obama, who on Tuesday night concluded a two-day Russian-American summit meeting, as if he were just another dignitary passing through. Crowds did not clamor for a glimpse of him. Headlines offered only glancing or flippant notice of his activities. Television programming was uninterrupted; devotees of the Russian Judge Judy had nothing to fear. Even many students and alumni of the Western-oriented business school where Mr. Obama gave the graduation address on Tuesday seemed merely respectful, but hardly enthralled. “We don’t really understand why Obama is such...