 The tragic outcome of Las Casas's great mainland adventure made him turn his life in a new direction.Devastated, Las Casas reacted by entering the Dominican monastery of Santa Cruz in Santo Domingo as a novice in 1522 and finally taking holy vows as a Dominican friar in 1523.There he continued his theological studies, being particularly attracted to Thomist philosophy, and there is little information about his activities in the following ten years.