When a culture is analysed as a code or system (an also happens with natural languages), the processes of use are richer and less predictable that the semiotic model which explains them. Reconstructing a code of a culture does not mean explaining all the phenomena of that culture, but rather allows us to explain why that culture has produced those phenomena. -Umberto Eco (Universe of Mind) The above quote comes from Umberto Eco's introduction to Yuri Lotman's Universe of the Mind: A Semiotic Theory of Culture (1990), where Eco reflects on Lotman's ideas while drawing on his own semiotic framework. Here’s a clear breakdown of what the passage means: “When a culture is analysed as a code or system (and also happens with natural languages), the processes of use are richer and less predictable than the semiotic model which explains them.” A “ code ” or “ system ” in semiotics refers to a structured set of rules and conventions that allow signs (words, images, gestures, ...