sovereignty. the world is watching. we'll respond if he acts. do not go through scenario a, b, c, d at this tense moment. >> evan, one of the things president biden often says about himself is he has admitted in the past his propensity to let his mouth get ahead of his brain, to commit a gaffe, what michael kinsley famously said when is a politician in washington accidentally tells the truth. >> right. >> the point is, that might have been an honest answer but it's not a deterrent answer, right? i mean, it's not what the world, putin, president zelensky, the nato countries, angela merkel, well, her successor, actually -- it's not what they wanted him to say. >> this was the an lit tall joe biden. this was the former chairman of the senate foreign relations committee who already talked this afternoon about how much he wants to sit down with academics and experts and talk about these issues. that's a very different function than getting up and in effect giving a message to the leader of a foreign power.