In professional sports, they these professional athletes make big contracts. They think of them as like sort of sunk cost. And we talk about how analogous that is to these decisions we make on teams and businesses all the time. If a person is paid so much money or seen asrepaale, i think it actually breaks down the ability to function like a team,. It tos a rats point and changes the behaviours of everybody else on the team. But there's these other factors at play, both in sport and in our teams, in our companies where it clouds our judgment.