Some will protest that in a world with so much human suffering, it is something between eccentric and obscene to mourn a dog. I think not. After all, it is perfectly normal—indeed, deeply human—to be moved when nature presents us with a vision of great beauty. Should we not be moved when it produces a vision—a creature—of the purest sweetness?

Tuesday's victory was big. But it did nothing more than level the playing field and give you a shot. Take it.

Americans are not intrinsically imperial, but we ended up dominant by default: Europe disappeared after the Second World War, the Soviet Union disappeared in 1991, so here we are.

The Houthi have local religious grievances, being Shiites in a majority Sunni land. But they are also agents of Shiite Iran, which arms, trains, and advises them. Their slogan - 'God is great. Death to America. Death to Israel' - could have been written in Persian.

There are cycles in American politics. US cycles are even more pronounced because we Americans have a totally entrepreneurial presidential system. We don't have parliamentary opposition parties with a shadow prime minister and shadow cabinets. Every four years, the opposition reinvents itself.

Truman left in the middle of an unpopular war, a war of choice. Truman didn't have to go into South Korea. And he was reviled and ridiculed for the stalemate that resulted. Now, he's seen as one of the great presidents of the 20th century.

The Democratic line is that the Republican House does nothing but block and oppose. In fact, it has passed hundreds of bills only to have them die upon reaching the desk of Senate Majority Leader Harry Reid. He has rendered the Senate inert by simply ensuring that any bill that might present a politically difficult vote for his Democratic colleagues never even comes to the floor.