One who is excessively fixated on his own desires, needs, etc.
Egocentric
Ones concept of himself
Ego
Philosophy of putting another’s welfare above ones own.
Altruism
To take one, skip one, etc.
To alternate
To change
To alter
Argument
Altercation
Morbidly, obsessively wrapped up in oneself
Egomaniacal
Interested in the welfare of others
Altruistic
Other possible
Alternative
A change
Alteration
One’s other self
Alter ego
A choice
Alternate
Your needs and desires have a morbid obsession
Egomaniac