preparation, you have to make sure your candidates are well rested and your candidates are sharp. one of the things we saw this week was robert mueller who is 74 years old and saw the difficulty he had just from a pure appearance standard. i don t think that s a standard by which you should judge his testimony because i thought it was very good but there was a lot of question about whether or not, you know, whether or not he was an agile as he should be. you look at bernie sanders, for example, and elizabeth warren, they have proved time and time again that they can stand toe to toe with the best of them. i know viewers will have the juxtaposition in their head when they re watching the debate. to karen s point, a lot of what goes unsaid, what pete buttigieg would like, kamala harris would like, julian castro would like, are split images on the screen, you have an image of a pete buttigieg or bernie sanders or an image of a joe biden and julian castro. sometimes you don t have to say a