The cavalier use of brute government force has become routine, but the emerging story of how Hank Paulson and Ben Bernanke forced CEO Ken Lewis to blow up Bank of America is still shocking. It's a case study in the ways that panicky regulators have so often botched the bailout and made the financial crisis worse.

In the name of containing "systemic risk," our regulators spread it. In order to keep Mr. Lewis quiet, they all but ordered him to deceive his own shareholders. And in the name of restoring financial confidence, they...