A detailed review of Islamic geometric patterns in The Metropolitan Museum of Art's Moroccan Court, analyzing both the flaws in modern recreations and the underlying mathematical principles of authentic pattern construction.

Scott Alexander rejects the 'cultural Christianity' argument, stating that both Christian and secular liberal societies eventually succumb to modernism, making Christianity no more stable than secular alternatives.

Scott Alexander distinguishes between 'universal culture' and 'Western culture', exploring how the former outcompetes all traditional cultures and the ethical implications of this process.

Scott examines five potential mechanisms of cultural evolution, discussing their strengths and limitations, and concludes that they don't strongly justify preserving specific cultural features.