What is qualities of a best friend?

A true friend : Accepts you as you are Believes in "you" Calls you just to say "HI" Doesn't give up on you Envisions the whole of you Forgives your mistakes Gives unconditionally Helps you Invites you over Just"be" with you Keeps you close at heart Loves you for who you are Makes a difference in your life Never Judges Offers support Picks you up Quiets your fears Raises your spirits Says nice things about you Tells you the truth Understands you Values you Walks beside you X-plains thing you don't understand Yells when you won't listen and Zaps you back to reality