can anyone decipher that for me ..........

Nope. Totally incoherent.

In the same article in the Journal of the International Folk Music Council in which he refers to the simple-minded public, Ralph Vaughan Williams says -
It was, I think, Lord Haldane who said that he could not define an elephant but that he new one when he saw it. I feel the same with folk song, and for the moment we will leave it at that.