I like the sound of my own voice - but does that make me a narcissist?

Millennials are said to be more narcissistic than any other cohort of society. A self-confessed self-obsessive works out whether that's a problem I was on the phone to a friend recently, blathering away as usual, when I realised that there was no one on the other end of the line. How long ago had this happened? I checked my phone and discovered, to my horror, that the call had ended almost five minutes ago. In the pub with another friend, not long after this incident, I asked how self-obsessed s...