Did you start feeling old at 30? Or are you near 70 and still got a youthful spring in your step? How we see ourselves varies greatly and can make a huge difference in how we interact with the world. That’s what Crow’s Feet writers discovered when they tackled the latest writing prompt asking when we started thinking of ourselves as older. We’ve got ten responses so far and more to come.

We also talked about the issue last week in our first-ever Facebook chat, which took on a life of…