AP Photo

President Obama certainly showed leadership mettle in going against his own party’s base and ordering a troop surge into Afghanistan. He is going to have to be even more tough-minded, though, to make sure his policy is properly executed.

I’ve already explained why I oppose this escalation. But since the decision has been made — and I do not want my country to fail or the Obama presidency to sink in Afghanistan — here are some thoughts on how to reduce the chances that this ends badly. Let’s start by recalling an insight that President John F. Kennedy shared in a Sept. 2, 1963, interview with Walter Cronkite:

Cronkite: “Mr. President, the only hot war we’ve got running at the moment is, of course, the one in Vietnam, and we have our difficulties there.”