How relevant does your anecdote have to be before you'll mention it in a conversation?
For certain kinds of topics, average impact doesn't really matter.
One kind of gathering, and how to throw it
Suppose you tell your friend to go to the store for you to get an apple, and she comes back with a pear. (I don't know why your friend is going to the store for you, you should probably just go yourself). Getting a pear instead of an apple is
It's not what you know, or who you know, it's being vaguely associated with prestigious orgs.
Sometimes, if you suck, that's better
If you were different, it would be different too
Is it your job as the friend to be a little bit mad at them?
Sometimes you have to come at things sideways.
Experiences and explanations are separate things, and we have better reasons to think people understand their own experiences than that they reached the right explanations for those expereiences.