1) A good friend...
always tells you what they're thinking
never criticises you
always listens when you have a problem
2) 2 No one is happy all the time
3 Stop expecting everybody to like you
4 Stop expecting people to know what you're thinking about
5 Don't expect people to change
3) They should read and think about these paragraphs:
Billy's so unfriendly to me. I don't know what I've done wrong.
Can't they see I don't feel like talking? I just want them to leave me alone.