Who is Pausanius from Symposium and what is their importance?

Pausanius provides a detailed description of the love between an adult male, the lover, and a young man or boy, the beloved. He describes that a good love of such a combination, is based on an educational relationship, and a bad love, is based purely on physical love. Pausanius gives a detailed explanation of attitudes of Athenian society to the lover and the beloved in relationships between men and young men or boys.