Nope. Your view is too simplistic and seeks to confirm your bias.
Have a read of Karen Armstrongs The Bible - The Biography for starters.
Until you know how why and when it was written and then how it ended up as the work you know today you are only ever going to get it wrong.
Edit: Sorry I obviously missed the paragraph about helping your pastor friend and your views not being the same, so i jumped the gun.
Two words: Redaction, rewritten.
Is he saying God guided that part, but not the original? Note; we have no original.