“…Later, attempts [3,49,50,51,52,53,54] were made to define the concept of mental pain more specifically than Shneidman [2] had. Scales of mental pain have been developed [55,56] including the Psychache Scale [57], the Mental Pain Questionnaire [58], and the Psychological Pain Assessment Scale [59]. As a matter of fact, there is a large body of literature that provides empirical evidence for the relationship between mental/psychological pain and suicide [2,3,49,50,51,52,53,54].…”