Back when I was a young staffer in the House of Representatives, we viewed the Senate with some disdain. Senators -- and more so their staffs -- were imperious. They viewed themselves as being in the higher chamber and employed arcane rules, most notoriously the filibuster, to block actions they didn't like. But I've learned a thing or two in the more than 40 years since I left my job on the House Judiciary Committee, and I've changed my mind about those Senate rules. Sometimes we need a brake, judiciously applied, to give politicians and the country the time to...