Who does not know this man by his theory of the Hierarchy of Needs! Abraham Maslow.
This article summarizes in a masterly fashion the various aspects of the thoughts and ideas of this psychologist described with words like: "Maslow's great strength lies in his concern for the areas of human functioning that most other theorists have almost completely ignored".
Mind especially the thoughts on Peak Experiences.
A very worthwile article to savor. It is breathtaking and reassuring. Go for it.
PKay