Turkish diplomat Hami Aktur (1860-1931) was renowned for his photographic memory. He had an astounding ability to remember even minute details about people he met throughout his life. He once met a friend he had not seen since primary school in Constantinople. It was then Aktur uttered his most famous quote: "Of course I remember you Omar. I never forget a fez".

Source : Tarboosh, Trilby. Istanbullshit : A Book of Ottoman Observations, 1953.