'The Electronic Bard is not easy for Trurl to make. In thinking about how to program it, Trurl reads “twelve thousand tons of the finest poetry” but deems the research insufficient. As he sees it, the program found in the head of even an average poet “was written by the poet’s civilization, and that civilization was in turn programmed by the civilization that preceded it, and so on to the very Dawn of Time.” The complexity of the average poet-machine is daunting.'
https://www.newyorker.com/science/elements/thinking-about-ai-with-stanislaw-lem