This. The vast majority of politicians will just repeat their talking points, which were honed by the party or countless stump speeches. There are only a few wh

This. The vast majority of politicians will just repeat their talking points, which were honed by the party or countless stump speeches. There are only a few who are quick witted enough to deviate from that. And very few (most often when they are not important yet) to engage in wonky policy discussions. And conceding a point never happens.