Those that returned had seen a way of life previously undreamed of.
The brilliant success of Humperdinck's Hansel and Gretel, in which Wagnerian technique is applied to the diatonic style of nursery songs with a humorous accuracy undreamed of by Wagner's imitators, points a moral which would have charmed Wagner himself; but until the revival of some rudiments of musical common sense becomes widespread, there is little prospect of the influence of Wagner's harmonic style being productive of anything better than nonsense.
They knew exactly what to think on every conceivable subject; and there was small danger of their suspecting that there might be things in heaven and earth undreamed of in its philosophy.
We live in dwellings with hitherto undreamed of amenities.
The little fellow who whirls his "New York Flyer" round the nursery, making "horseshoe curves" undreamed of by less imaginative engineers, is concentrating his whole soul on his toy locomotive.