“There was a whole set of issues that the other Republican candidates couldn't go after Trump that hard on. They had this difficult position where they were trying to knock Trump down while appealing to the voters who liked a lot of the outrageous things about Donald Trump.[Hillary] Clinton is giong to have no such restrictions. She's going to attack him on a wide variety of fronts and I don't think Trump is going to deal very well with being attacked in that way.”