Learning a new skill may come in handy, it also may help prime the brain to manage everyday challenges. According to research, which debunks established ideas about the way the brain ages, we can grow new brain cells. All we have to do is exercise our brains. We have to make them do something they're not used to doing. So, if we take your advice and acquire a new skill, we get a bonus. We know something we didn't know, and we have a more agile brains. That's a no-brainer :))
A no-brainer that is a brain-builder!