do is to sit down and engage." That sentance, which was also the message of the enitre ad, was totally aimed at the left who are generally the screamers, the protesters, the people who will shout down another for their ideas or beliefs. If anything this ad was attacking/educating the way the left operates as much as it was attacking the ideas of the right. That seemed to be the whole point of the message rather than a veiled attempt at proving certain issues are right or wrong.
Both sides can claim to have taken subtle jabs from the message.