One other item I'd add to this is that as a single person with no children and no nephews or nieces, I love babysitting my friends' kids for free. In our culture, it often feels uncomfortable to ask friends to do a favor like, this but it can be really gratifying for both parties. Here's a blog about why I babysit for free - and how I get as much as I give. https://manisharoses.medium.com/why-i-babysit-for-free-b311b...