The Power of Positive Thinking believe and live successfully.” Peale's work came under criticism from various mental health experts, theologians, and academics. One general criticism against Peale's book was the lack of verified sources. "The Power of Positive Thinking" includes many personal anecdotes that the reader has no way of validating. The book includes stories about “a business executive”, “a man, an alcoholic”, “a famous trapeze artist”, “a friend of [Peale’s], a midwestern businessman”, and other unnamed individuals which cannot be verified from the information Peale presents with each anecdote. R. C. Murphy, a prominent psychiatrist based out of Tacoma, Washington, addresses another criticism of
Critical thinking the text of online discourse (or the transcription of face-to-face discourse) is systematically coded for different kinds of statements relating to critical thinking. For example, a statement might be coded as “Discuss ambiguities to clear them up” or “Welcoming outside knowledge” as positive indicators of critical thinking. Conversely, statements reflecting poor critical thinking may be labeled as “Sticking to prejudice or assumptions” or “Squashing attempts to bring in outside knowledge.” The frequency of these codes in CMC and face-to-face discourse can be compared to draw conclusions about the quality of critical thinking. Searching for evidence of critical thinking in discourse