>> this i don't think is necessarily to come up at today's hearing. you think about the very powerful people in washington, the president, who uses twitter. this doubles his ability to get something out. tribute foreign policy related, a nod to a senator, who is not helping him. twice as many letters or numbers to phrase, go after them, needle somebody. >> dana: i am okay with the president, although i like the rhythm with 140 characters, because we got used to it and to make sense to me. i think there's so much nonsense on twitter that we do not need more. >> the whole thing about twitter, it was a microblog. >> dana: it was fun to figure out how to use language to get it into that 140 characters. i do not know what i will be doing. i will never go over 140 characters. mark me. >> self policing, dana perino. >> dana: the president pushing against the charges in the m