One of the most striking lines of President Bush's new memoir, Decision Points, is the line in which he tells aides, "If we're really looking at another Great Depression, you can be damn sure I'm going to be Roosevelt, not Hoover." Mr. Bush may want to check out the new book by his successor as governor of Texas, Rick Perry, Fed Up!, as a corrective. Mr. Perry writes that the claim that Roosevelt's New Deal ended the Depression is a "fraud" that "simply does not stand up to history." He writes, "Consider that when FDR took office in 1933, unemployment...