Career
In his childhood he met Tadeusz Czacki. During the Kościuszko Insurrection, Feliński was Tadeusz Kościuszko’s secretary for French correspondence as well as the law and order commissar in Wołyń. After the defeat of the Insurrection he stayed at the Tarnowskis’ in Dzików, in 1795 he returned to Wołyń to manage his estate.
In 1815 he went to live in Warsaw and joined the circle of classicists.
In 1818 he moved to Krzemieniec, where he took up the position of professor in the Krzemieniec Lyceum, where he subsequently became the headmaster. In 1819 he was granted honorary membership of Vilna University.