but, you know, arthur schlesinger talked about the cycles of american history, and we go through these changes. it'll change again. it'll come back. >> do you suspect there are dinners like that in this white house? >> no, and i wouldn't go anyway. [laughter] >> in the front row. >> thanks very much. dr. dallek, i'm thinking now about the panoply of presidents of which you've written which suggests you know something about what characterizes the successful from the not so successful presidents. and i'm wondering the extent to which you can say to what extent is character central, to what extent are conditions central? >> well, of course, they're both terribly important. as the ancient greeks used to say -- [inaudible] and you see it in the current administration. the guy, this trump, is a man who is, i think, a malignant fares suggestion -- narcissist, and he's someone who is so self-absorbed, so preoccupied with himself and with the idea that people should see him as great he can't move outside himself to see the larger picture. now, you know, everybody who runs for president, they've