From Giant's Star by James P. Hogan (1981 Del Rey, New York):
"I spent three months in the Pacific conducting equipment trials aboard a nuclear carrier many years ago," Sobroskin remarked.
"It seemed that it was impossible to get from anywhere to anywhere without interminable corridors. I never did find out what lay in between half those places. This base reminds me of it."
"I'd say the New York subway," Heller replied.
"Ah, but the difference is that these walls get washed more regularly. One of the problems with capitalism is that only the things that pay get done. So it wears a clean suit which conceals dirty undershorts."
[emphasis added to make it easier to spot the bit I really wanted to quote versus the part I included for context]