Science was tearing through the 'fine-spun ecclesiastical cobwebs' to behold a new cosmos, in which our Earth is merely an 'eccentric speck' - a world of evolution 'and unchanging causation'. It invited new ways of thinking. It demanded a new rationale for belief. With science's truths the only accessible ones, 'blind faith' was no longer admirable but 'the one unpardonable sin'.