Possible follow-up questions:
What does it mean to be friends with someone?
Can you tell me about something from your own experience which demonstrates what it means to be friends?
Probe for examples of good friendship, being let down by a friend, letting a friend down, making it up to a friend, losing a friend, making a new friend, etc.
Probe for examples of acquaintanceship vs friendship; friendship vs good friendship; best friend?
Tell me how you met your friends.
What does it mean to be friends with someone?
