What's True About Friendship and What's a Myth?

Is it true that if you have a lot of friends you'll never feel lonely? Or that men and women can't really be friends?

Anytime people talk a lot about a subject, it can bring about things that are true and some that aren't. When the ones that aren't true get talked about enough to be believed, it's the start of a myth.

Myths can occur in a lot of different subjects, and friendship is certainly one of them. Some myths have a little bit of truth mixed in with fear or bad perceptions, and others are just plain untrue. How do you know what's what?

I have a list of 15 common friendship myths. Do you have one to add?