Music, from being an ordered succession of sounds, has become a matter of "sonorities", and anyone who can produce a brightly coloured brick of unusu… - Constant Lambert

The composer is now faced, not with further experiment but with the more difficult task of consolidating the experiments of this vertiginous period. He is like a man in a high-powered motor-car that has got out of control. He must either steer it away from the cliff's edge back to the road or leap out of it altogether. Most modern composers have chosen the latter plan, remarking, as they dexterously save their precious lives: "I think motor-cars are a little vieux jeu – don't you?"

It is only comparatively primitive machinery that affords a stimulus, and there is already a faint period touch about Pacific 231 and Le Pas d'Acier. One feels…that Prokofieff should have written ballets about the spinning jenny and the Luddite riots; that Honegger should have been there to celebrate the opening of the Stockton and Darlington Railway and the death of Huskisson with a "Symphonie Triomphale et Funèbre".

The Appalling Popularity of Music.