This year marks the 60th anniversary of the release of North by Northwest. Here's what Mark had to say about this classic film a few years ago: Alfred Hitchcock's North by Northwest contains what I think of as the all-time great strangers-on-a-train scene, and one I always recall if I'm in the dining car of an at least potentially exotic choo-choo - the Eurostar, say - and a glamorous femme comes sashaying down the aisle, even if she does park herself at some other guy's table. In a lifetime's travel, everyone should have a North by Northwest moment: on a...