C S Lewis's the Hierarchy of Heaven and Earth

In 19 forty, towards the end of the war, he said to his wife, i'm going to take a year off to write my book. He was on his own five years, 14 hours a day, seven days a week, one holiday nall that time. It is huge, 600 pages, just vat huge. And then he condensed it, cause he knew he couldn't publish that. C s lewis read it, and that's what how it took off.