You know you are getting too old, when you see that the majority of your mail are advertisements for senior living facilities.
You know you appear too old when your wife implies that you are getting senile, because you didn’t respond to her question in a timely manner.
You don’t appreciate getting old when all the info on covid singles out older adults.
And finally you know you are old when you pass two woman walking their dogs and you find yourself staring at the dogs.