" At the very end of a book I can manage to work for longer stretches, but mostly, making stuff up for three hours, that’s enough. I can’t do any more. At the end of the day I might tinker with my morning’s work and maybe write some again. But I think three hours is fine. "
- Peter Carey

In simple terms, the quote suggests that an experienced writer, Peter Carey, finds it challenging to maintain a high level of creativity beyond three hours each day. He mentions that he can extend his work period when nearing the completion of a book but generally limits himself to this timeframe as anything more would be too demanding.

The deeper meaning of this statement reflects on the balance between productivity and creativity. Carey is highlighting the importance of recognizing one's own limitations and setting realistic boundaries for creative endeavors. Writing, like many forms of artistic creation, requires mental energy that can deplete over time. By limiting his writing sessions to three hours, Carey ensures he remains fresh and engaged with his work rather than forcing himself to push through fatigue or diminishing returns. This approach also emphasizes the value of revisiting earlier work in the day for refinement and continuity.

Peter Carey is an accomplished author known for novels that blend historical fiction with magical realism. He has received numerous awards throughout his career, including two Booker Prizes. His insights into the writing process reflect a seasoned professional's understanding of how to manage creativity and productivity effectively.