The answer to the question what world do I want to live in will always be subjective. Therefore, to answer this question, one needs to know oneself, one’s inclinations (To live intentionally requires adequate self-knowledge). This self-knowledge involves knowledge of the complexity of the contents of the mind (majority of your practical knowledge should be self-knowledge), including Feelings.
When one has established one’s preferences, given Free will, one will naturally desire a society, a world that satisfies those preferences and allows them to flourish, while minimizing or completely eradicating anything detrimental to those preferences.