It is unclear what parts of his fabulous account of his childhood are true as there are no formal records of him prior to the age of 17 when he was enlisted in military school in Holics , Hungary by a mysterious Catholic Priest . It is unclear what parts of his fabulous account of his childhood are true as there are no formal records of him prior to the age of 17 when he was enlisted in military school in Holics , Hungary by a mysterious Jesuit Priest .