This is a huge factor in chess world championships. The younger players have an advantage as far as thinking faster and having better working memory. Knowledge helps, but by age 40, most world champions lose the title. Scary, I thought bodily aging was the main worry, and that mental aging would not be a problem until age 70 or so.
I'm becoming more aware of our mortality, and it is changing my perspective.
I'm becoming more aware of our mortality, and it is changing my perspective.