Henry was brought up as a Protestant and received his military training from the Huguenot leader Gaspard II de Coligny in the Wars of Religion. 從小受新教的洗禮，並在宗教戰爭中從胡格諾派領袖科利尼那裡接受了軍事教育。
Despite his primitive dress and thuggish demeanor, Yavid was actually an astute field commander, drawing on strategies he had learned in his military studies as a youth. 儘管衣著原始，行為凶蠻，亞維德卻是個狡猾的戰地指揮官，他年輕時受過軍事教育，懂得制訂戰略。
