campaign to do zingers and sound bites and all sorts of campaigny stuff and it's not me. i can't be me. i've been advised to hide my inner wonk. that changes now. he is going to be, i think, more authentic, more himself, more wonky candidate. he said i can't be something i'm not. >> so what was he in those debates? he tried to get tough. take the battle bat marco rubio. it backfired. he has been a wonk and has had credible positions when it comes to detailed plans for dealing with entitlements, tax policy, health care, and it's fallen on deaf ears. you could make the argue. he has given us a wonk screw -- wonk view how he can lead. >> the, i have to be me, you have to read that in light of the disastrous exchange with marco rubio in which he tried to zipping rubio and got it back