As a boy Kuntsevych was said to have shunned the usual games of childhood, prayed much, and lost no opportunity to assist at the Church services. Children especially regarded him with affection. As an apprentice, he devoted every leisure hour to prayer and study. At first Papovič viewed this behavior with displeasure, but Josaphat gradually won such a position in his esteem that Papovič offered him his entire fortune and his daughter's hand. But Josaphat's love for the religious life never wavered.