Byron York compares Rick Perry to Harriet Miers:
For Romney, debate preparation involves taking all the things he has already thought through and finding the most effective way to present them in one-minute answers. For Perry, debate preparation is trying to learn new stuff about national issues that he should have been thinking about a long time ago. … [I]f Perry wanted to be president, he should have been thinking seriously about the substance of national issues — not just money-raising and state chairmen — years before he declared his candidacy.
The Dish 