Read the quotation from the Greek philosopher Aristotle.

[A] state which becomes progressively more and more a unity will cease to be a state at all. Plurality of numbers is natural in a state; and the further it moves away from plurality towards unity, the less of a state it becomes.

Aristotle believed that the citizens of a successful state must

share the same beliefs.
follow the leadership of a dictator.
hold annual elections.
allow for a diversity of opinions.

allow for a diversity of opinions.

Aristotle believed that the citizens of a successful state must allow for a diversity of opinions.