Given 'So it wasn't Missenhardt's singing--marvelous though that was--that made Osmin's rantings so thrilling.', does 'Osmin was always calm and collected.' exist in a neutral realm, neither confirming nor denying the premise?
So it wasn't Missenhardt's singing--marvelous though that was--that made Osmin's rantings so thrilling.###Osmin was always calm and collected.