Preterism (Full vs. Partial): What is the difference between a partial preterist and a full preterist? Revelation Difficulty: Why didn't God make Revelation easier to understand? Rec: book against Full Pretersism "Why Not Full Preterism?" by Steve Gregg. [Revelation 13:18]. Revelation & the Two Witnesses: Would you explain Revelation Chapter 11 about the two witnesses?