Steve Shaw
It's a great truth, supported by a huge body of evidence.

Yep. Logical Positivism with a touch of religiosity. From the link I gave earlier -

By the late 1970s, its ideas were so generally recognized to be seriously defective that one of its own main proponents, A. J. Ayer, could say in an interview: "I suppose the most important [defect]...was that nearly all of it was false."