Egoism

Difference Between Egoism and Egotism
"Egotism" is an inflated sense of one's importance; it's being conceited or vain. ... "Egoism" is a preoccupation with oneself, but not necessarily fe...
What is the Difference Between Psychological Egoism and Ethical Egoism
Psychological egoism is a form of descriptive ethics which only emphasizes on how things are done, but do not say how they ought to be performed. On t...