Selfishness means loving the self badly which is common in many communities.
Selfishness 'Giving oneself' means love, because the one gives himself to others.
What’s the meaning of selfishness?
It's an expression that annoys the one who hears and belongs to.
Selfishness isn't a spiritual weakness only, but also it's a psychological one as well, as it's taught in the sciences of the psychological medicine.
The selfish one is the one who can't see anyone except himself or thinks about himself only.