This is a classic case of begging the question, i.e., assuming what has to be proved. People regularly say that amillennialism is “pessimistic” but postmillennialism is “optimistic”. Who is pessimistic about what? Define pessimism. Who says? By what standard? I say that amillennialism is truly optimistic in the way the New Testament is optimistic.
Augustine taught the two kingdoms approach. This view made it possible for profound Christian involvement and influence in secular society, while at the same time never giving in to the naïve assumption that any human culture or nation is – or can become – truly righteous or good. For only
THE Reformed faith includes reference to total inability, unconditional election, the limited efficiency of Christ’s satisfaction, irresistible grace and the perseverance of the saints not as the sum total of the church’s confession, but as elements that can be understood only in the context of a larger body of teaching