From a Wall Street Journal column by Peggy Noonan headlined “So You Think You Want a Political Fighter?”:

The crisis of comportment on Capitol Hill is getting worse. Two months ago it was an argument over whether senators should be allowed to wear children’s play clothes on the floor, because one senator felt this was emotionally necessary for him. His emotions were overridden and the old dress code restored. Now it is how members feel free to act in public. If you follow the news you’re familiar with most or all of the instances.