This emoji was part of the proprietary / non-standardized emoji set first introduced by Japanese carriers like Softbank. These emojis became part of the Apple iPhone starting in iOS 2.2 as an unlockable feature on handsets sold in English speaking countries.
Maslow's (1943, 1954) hierarchy of needs is a motivational theory in psychology comprising a five tier model of human needs, often depicted as hierarchical levels within a pyramid. Maslow stated that people are motivated to achieve certain needs and that some needs take precedence over others.
There are three forces in Psychology 3- The third force is Phenomenology or Humanistic Psychology. Maslowâs theory Abraham Maslow (1908-1970) postulated a hierarchy of needs beginning with physiological needs at the bottom and self actualization at the top.