More often than not, book flea markets are the best way to find gems that you might not find in book shops (anymore). Very old books from the 19th century, old film magazines, discontinued books - a whole range of literature that can genuinely enrich your reading, your thinking, your research. It was on a flea market last week that I picked up Sylviane Agacinski's Le Passeur de Temps - Modernité et Nostalgie, quite a feast for the brain if you're interested in the subject of time and modernity.
But let me begin with . . .