The answer is an obsessive-compulsive disorder. This disorder is characterized by obsessive thoughts and impulses, uncontrollable urges and compulsions which are visible through overt and mental rituals. These rituals are very difficult to suppress and usually consumes time and energy of an individual which hinders the person to function normally for his/her daily life.
The best republic suggested Plato is one in which philosophers are in charge. Olly philosophers have been trained and disciplined to govern with the best interests of the republic in mind other forms of government necessary create an us-versus-them'dichhotomy that is ultimately unsustainable
The answer is south frica
They are worth something, diamond is worth the most