The constraints are yours, not mine. Broaden a little.
We're communicating. How is that possible?
We're negotiating common understanding of meaning - how is that
possible?
You're not that unique and neither am I.
If I know your history, if I know your story, if you've told me
how you see yourself and how you perceive the world. If you
share your experiences with me.
and then ask me to "step inside your mind", I can do it to a
point. I can see what you see up to a point.
It's not so strange.
Coming in off the street? Cold? Having zero prior knowledge of
the person? Yes, you're right. But, rarely are we that scarce
with information.