One
The dead do not exist. Or they exist only in the memory of the living, present and future. The fear of dying is no doubt also a fear of the loss and destruction of what the dying themselves regard as significant and fulfilling.
Two
The only way in which a dead person lives on is in the memory of the living.
Three
People today see themselves as isolated individuals totally independent of others. To further one's own interests, by accumulating money, then seems the fulfilling thing for a person.