The reason I asked is because it calms you to be in a state of meditation, you might get more insight. You said your white friend was talking to a black guy (from what little I gather from your posts that's a conflict). Again I am going to repeat dreadlocks, length, and hair has to do with Strength. Gray is considered old and aging to most, to me is wisdom. Ancestors, your guide! being that it left an impression, There is a message! Unfortunately, the reality is no one can interpret the message but you, because it was your dream......