The megalomaniac differs from the narcissist by the fact that he wishes to be powerful rather than charming and seeks to be feared rather than loved. To this type belong many lunatics and most of the great men of history.
Overcoming my dad telling me that I could never amount to anything is what has made me the megalomaniac that you see today.
I got interested in computers and how they could be enslaved to the megalomaniac impulses of a teenager.