He later wrote that the school's policy of strict rote learning was harmful to creativity. At the end of December 1894, a letter from a doctor persuaded the Luitpold's authorities to release him from its care, and he joined his family in Pavia. While in Italy as a teenager, he wrote an essay entitled "On the Investigation of the State of the Ether in a Magnetic Field".
He later expressed his opinion that the school's rigid teaching method stifled creativity. By the end of December 1894, a doctor's letter convinced Luitpold's authorities to let him leave, and he reunited with his family in Pavia. During his time in Italy as a teenager, he wrote an essay called "Investigating the Condition of Ether in a Magnetic Field".