I suspect that there are two very different types of anxieties. There is the anxiety you get when you are about to do something difficult or new but leads in a direction that you really wish to go.
Then there is the anxiety you get doing something very difficult, but you feel obligated to do it, and yet it doesn’t lead to anything that you really care about and might even hate. The, do I really have to go though with this pointless exercise thing, sort of like being Trump’s press secretary. Sean looks to be a very tortured man.