The two crucial parts of his announcement just now.
1) No rush about doing whatever needs to be done with Syria.
2) Recognizing the higher wisdom -- for himself, for the country, for the world -- of taking this to the Congress.
This is the kind of deliberation, and deliberateness, plus finding ways to get out of a (self-created) corner, that has characterized the best of his decisions. It is a very welcome change, and surprise, from what leaks had implied over the past two weeks.
When there is a transcript, will do a brief annotation.