 Notwithstanding this, he never resigned himself to mental inactivity, and during these long years of suffering he made himself familiar with Arabic, Greek, and Syriac, and studied the classics, political economy, and philosophy.In 1827, a year before the appearance of "Te'uddah," Levinsohn presented the manuscript, with an explanatory statement, to the Russian Imperial government, which accepted it with much favor, and awarded Levinsohn, on the representations of D. N. Bludov, a thousand rubles "for a work in Hebrew having for its object the moral education of the Jewish people.