Modern psychology does not define the term sanity. Look it up in any psychology book and you’ll find not a single attempt to actually define what it is to be sane. Different countries have legal systems that define sanity, in the same way that individuals define what is and is not sane for themselves. However, it is unusual that the field most concerned with mental health and insanity has made no attempts to form a single, concrete definition for it. There are some that theorize this situation is similar to the argument about the existence of heat and cold. Cold has a relationship with heat in that the former is the absence of the latter, nothing more. Is it possible that sanity doesn’t actually exist and is merely the absence of insanity?
Legal and mental health institutions round the world have volumes of guidelines and criteria used to determine if someone is insane, but not even a single line to mark a person as being sane. If you take the time to analyze it, it almost seems as if mental health experts believe marking someone sane to be a diagnosis of exclusion. There are hundreds of potential problems in psychology and psychiatry, with the list including...