The Power of Positive Thinking Peale's work in an article in "The Nation" dated May 7, 1955. He compares Peale's message in "The Power of Positive Thinking" to that of hypnosis, writing that "self knowledge, in Mr. Peale's understanding, is unequivocally bad; self hypnosis is good." Murphy explains that such repeated hypnosis defeats an individual's self-motivation, sense of reality, and ability to think critically. He describes Peale's understanding of the mind as inaccurate and his description of the workings of the mind as deceptively simplistic and false. Murphy states that if man's unconscious “can be conceptualized merely as a container for a small number of
Positive psychology for someone of low skills results in a state of anxiety; insufficient challenge for someone highly skilled results in boredom. Research in positive psychology, well-being, eudaimonia and happiness, and the theories of Diener, Ryff, Keyes and Seligman cover a broad range of topics including "the biological, personal, relational, institutional, cultural, and global dimensions of life". A meta-analysis on 49 studies in 2009 showed that Positive Psychology Interventions (PPI) produced improvements in well-being and lower depression levels, the PPIs studied included writing gratitude letters, learning optimistic thinking, replaying positive life experiences and socializing with others. In a later meta-analysis of 39