Conservatives won a substantial victory Thursday. The physics of American politics — actions provoking reactions — continues to move the crucial debate, about the nature of the American regime, toward conservatism. Chief Justice John G. Roberts Jr. has served this cause.
The health-care legislation’s expansion of the federal government’s purview has improved our civic health by rekindling interest in what this expansion threatens — the Framers’ design for limited government. Conservatives distraught about the survival [...]