Megalomania

[Sarah]

A form of mental alienation in which the patient has grandiosedelusions.

[Sarah]

a psychopathological disorder resulting from delusions of magnificence, grandeur, or omnipotent power -- usually, but not limited in the interests of money or other wealth.

[Sarah]

Actually, I'd rather not.

[Sarah]

see [bill gates]

[Jason Yan]

Obsession over your own power

[Marquetta]

an unnaturally strong wish for power and control, or the belief that you are very much more important and powerful than you really are