  But if Socrates would not welcome the “utopianism” charge, does he successfully avoid it? This is not clear. It is difficult to show that the ideal city is inconsistent with human nature as the Republic understands it. Socrates supposes that almost all  of its citizens—not quite all (415d–e)—have to reach  their fullest psychological potential, but it is not clear that  anyone has to do more than this.