Psychological Egoism: Every person is oriented towards his (or her) own welfare, and the object of every one of his voluntary actions is some good to himself.
Psychological egoism is a reflex that every person has to orient themselves toward their own welfare. Through this, it follows that every one of his (or her) voluntary actions is some good to himself. If someone gives away the last piece of bread to someone else, it is because they want to look like a better person. Due to the fact that they would give away the last piece of bread.
Human nature is completely and exclusively egois…
