To every w-consistent recursive class K of formulae there correspond recursive class-signs r, such that neither v Gen r nor Neg (v Gen r) belongs to Fig (K) (where v is the free variable of r).
Actually, it was in German, and perhaps you feel that it might as well be in German anyway.
I’d love to be able to say that I can understand all that, but just as it might as well be in German…
It’s all Greek to me!
From Gödel, Escher, Bach