Selfist

To do this, you should have sympathy for all humanity, and this cannot be done as long as you are a selfish or even selfist person.

Source: wiktionary

To be selfist, one must presume divergence of interest.

Source: wiktionary

Separateness in selfist thought is transmogrified into a perverted freedom (or set of freedoms), themselves devoid of attendant responsibilities.

Source: wiktionary

[T]he pretentious wiſdom, and the knowing cautions of men—reputed to be of high ſtanding in phyſiological ſcience, but whoſe philoſophy, as it is that of the materialiſt, ſo does it prompt them to palliate, or even to juſtify, the practices of licentious ſelfiſts.

Source: wiktionary