When Gov. Rick Perry returns to Austin this weekend, he’s likely to return to a hero’s welcome. He launched his campaign in a flawless rollout in South Carolina last weekend, captured the top spot in Rasmussen by double-digits, and is off to a dominating start in the GOP primary. Perry’s welcome will take all of that into account, as well as something else: Those of us who have watched him campaign have seen him blitz like this before, and in the past it has been a prelude to a long, entertaining campaign and ultimate victory. The first week since Texas...