I am working on gaining more skills on another topic. But it takes a lot of my time and other priorities to struggle. The only way to keep the momentum is to time box and delegate. When I want to learn something, it might be hard to delegate, so I am getting better with the time-boxing technique.
When you know there will be a messy meeting and there is nothing you can do about it, the best thing to do is to avoid it. Messy people produce messy meetings, and they take the time and the energy of everyone who is part of it. That is why instead of being part of this drama, find a better team and better meetings to invest your precious energy.