Key insights
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1
Barnes frames retirement from books as artistic completion, not market demand: He argues publication viability is not a sufficient reason to keep producing books, and that writers should stop when they feel they have said what they need to say.
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2
Departure(s) is positioned as a thematic capstone: The novel’s hybrid form and focus on memory, love, ageing, and death are presented as consolidating many of the central concerns of his body of work.
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3
Health and ageing inform, but do not solely drive, the decision: Barnes describes his blood cancer as stable but weakening over time, suggesting a pragmatic awareness of limits while emphasizing personal readiness to stop writing books.