Terry Pratchett

Everybody wants more time, which is why on Discworld only the experts can manage it -- the venerable Monks of History who store it and pump it from where it's wasted, like underwater (how much time does a codfish really need?), to places like cities, where busy denizens lament, "Oh where does the time go?" While …

Diggers is a book published in 1990 that was written by Terry Pratchett.