No one paid any attention to ...

No one paid any attention to how things looked, and as they moved faster and faster everything grew uglier and dirtier, and as everything grew uglier and dirtier they moved faster and faster, and at last a very strange thing began to happen. Because nobody cared, the city slowly began to disappear. Day by day the buildings grew fainter and fainter, and the streets faded away, until at last it was entirely invisible. There was nothing to see at all.
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 Norton Juster

Quotes from the same author

But I find the best things I do, I do when I'm trying to avoid doing something else I'm supposed to be doing. You know, you're working on something. You get bugged, or you lose your enthusiasm or something. So you turn to something else with an absolute vengeance
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 Norton Juster
It has been a long trip," said Milo, climbing onto the couch where the princesses sat; "but we would have been here much sooner if I hadn't made so many mistakes. I'm afraid it's all my fault.
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 Norton Juster
Oh dear, all those words again," thought Milo as he climbed into the wagon with Tock and the cabinet members. "How are you going to make it move? It doesn't have a--" "Be very quiet," advised the duke, "for it goes without saying.
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 Norton Juster
Whatever we learn has a purpose and whatever we do affects everything and everyone else, if even in the tiniest way. Why, when a housefly flaps his wings, a breeze goes round the world; when a speck of dust falls to the ground, the entire planet weighs a little more; and when you stamp your foot, the earth moves slightly off its course. Whenever you laugh, gladness spreads like the ripples in the pond; and whenever you're sad, no one anywhere can be really happy. And it's much the same thing with knowledge, for whenever you learn something new, the whole world becomes that much richer.
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 Norton Juster