- Principle of Credulity - with the absence of any reason to disbelieve it, one should accept what appears to be true (e.g., if one sees someone walking on water, one should believe that it is occurring)
- Principle of Testimony - with the absence of any reason to disbelieve them, one should accept that eye-witnesses or believers are telling the truth when they testify about religious experiences.
As you might imagine, Swinburne is really unhappy with the New Atheists because they ignore all his sophisticated apologetics and simply ask for evidence of God. That's not playing fair. They probably haven't read any of his books.
There ought to be a rule for people who claim to have sophisticated arguments for the existence of god(s). They should have to describe at least one of them.
[Hat Tip: Uncommon Descent]