Voices in my head/heart

Ever had imaginary friends? If you have, did you laugh with them, talk with them, hide with them, keep secrets with them, cry with them, hold a knife with them. Did they whisper to you in the middle of the night when you just wanted to sleep, and when you did manage to nod of, did they watch you all night long. Where they the only ones that you could be with when you were stranded on an island. I hope not, because you can't run away from your mind...