Anna Komnene, The Alexiad — Book III
“ On the other hand, Irene, the Empress and my mother was only a girl at the time for she had not yet completed her fifteenth year. She was the little daughter of Andronicus, the eldest son of the Caesar, and of illustrious lineage, for she traced her descent from the famous houses of Andronicus and Constantine Ducas. She was just like some young, ever-blooming plant, all her limbs and features were perfectly symmetrical, each being broad or narrow in due proportion. She was so charming to look at as well as listen to that eyes and ears seemed unable to get their fill of seeing and hearing. ”
