The US does not have the most restrained foreign policy in the world. We may come close to having one of the least.
And what I mean with respect to Kristol is that he was typically not critical of having the rules of engagement that restrained US forces from absolute victory remain in place.
Rules of engagement restrain us from foolish or ill-conceived interventions.
A search of the Standard's website reveals editorials and articles critical of "restrictive" or "smothering" rules of engagement.
From what you've written it looks like you are more of an interventionist than even William Kristol. That is rather rare around here, I think.