D'you know this person?

Can we ever KNOW a person without acknowledging his name?
Can we ever KNOW a person without finding his / her gender?
Can we ever KNOW a person without seeing her age?

What if you've been talking to such a person every morning on the bus
and know his attitude toward religion, his viewpoints of marriage,
his dream and his plan of career, what he has been enthusiastic about.
D'you know this person?

Providing that you knew a friend on web,
talk with him everything could,
know his everything might,
but his name and face, some basic clue to identify a person.
While the friend was murdered, the police came to you because of his cookies.
Can you tell the police that you know this person but not sure that he is with
a name or a face as such? Can you?

How do we define that we know somebody?
What is the necessary condition to assert knowing a person?
Is knowing the name or can recognize by the voice or face necessary?
Does personality matter at knowing a person?



Can we just love blindly?