How to make existence and liberty compatible? How to democratize and separate each state power? How to separate each state power into the two systems of that of the rule of law protecting liberal rights and democratic and separative systems and that of the human rule securing social rights? How to totally abolish and prevent totally destructive means? How to face tendencies falling into a vicious circle? How to reduce the anxiety about the self's dying sooner or later? How to bring about the world revolution? ...