EIGHT OF REPETITION: Forwarding an email to someone and receiving the same email forwarded back to you by someone in the receiving chain.
HEIGHT OF ISOLATION: Two persons sitting side by side, doing communication via email.
HEIGHT OF COWARDICE: Two persons fighting through emails. :)
HEIGHT OF HELPLESSNESS: No emails in inbox for a week.
HEIGHT OF FRUSTRATION: You want to forward an email urgently to your friends and the email server being down.
HEIGHT OF CARELESSNESS: Writing an intimate email and doing a 'Reply All.'
HEIGHT OF ACHIEVEMENT: A person sending email to a girl wanting to become friends and getting a reply.
HEIGHT OF TIMEPASS: A person sending email to himself.
Reference: Email from a friend, if yours then ask for proper credit.