This document discusses the development of sexuality from various perspectives. It defines sexuality broadly as including sex, gender, orientation, intimacy and reproduction. It then covers the history of sexuality from ancient India, Biblical times, and Foucault's work. It discusses Freud's psychosexual stages theory and the evolutionary perspective on sexuality, noting sex differences in arousal. The document takes a broad view of sexuality as a complex human phenomenon shaped by biological and socio-cultural factors over time.