The 12th - century Chronica Boemorum by Cosmas of Prague describes her as an educated woman ; she studied Latin and was destined for a clerical career .
Mlada was the youngest daughter of the Bohemian prince Boleslav I .
The 12th - century Chronica Boemorum by Cosmas of Prague describes daughter as an educated woman ; daughter studied Latin and was destined for a clerical career .
Mlada was the youngest daughter of the Bohemian prince Boleslav I .