Whether there really was “an affair” between Gould and the Canadian soprano Roxolana Roslak, as record producer Andrew Kazdin vaguely intimated, is a matter of conjecture. But there can be no doubt that Hindemith’s Rilke cycle, with its blend of religious mystique and subliminal eroticism, was another fin-de-siècle work for which Gould had always felt a secret rapport.