"We didn't sleep last week - we literally didn't sleep - because we've been so busy with the book"

This quote seems to be an expression of intense commitment and commitment towards a job or job, specifically in the context of completing a book. While Hansie Cronje is not widely acknowledged as an author, he was a notable South African cricketer, recommending this declaration might either be fictional or metaphorically articulated in a similar context.

The expression "We didn't sleep last week" indicates an amazing level of effort and potentially stress. It recommends that the speaker and perhaps others included were so consumed by their tasks that sleep was compromised. The repetition and emphasis with "we literally didn't sleep" reinforces the seriousness and strength of the circumstance, meaning the possibility of pulling all-nighters and working around the clock.

This could reflect the pressure authors face when fulfilling due dates or the overwhelming nature of innovative processes. Such devotion shows a deep personal, maybe even emotional, financial investment in the project, revealing that it holds significant importance to those included. It's possible that the "book" mentioned could be associated with something meaningful, such as an autobiography, a deeply researched work, or a story that required substantial reflection and input.

Moreover, the participation of Cronje's name might metaphorically refer to a sports team or another extremely collective endeavor instead of a literal book, signifying any collective effort where participants are passionately and extremely engaged.

Overall, the quote communicates not simply exhaustion from lack of sleep but likewise a sense of pride and achievement in carrying out a complicated yet fulfilling challenge. The commitment described highlights the sacrifices individuals make when driven by passion and ambition, eventually aiming for a successful result in their innovative or expert pursuits.