 He was greatly interested in the Alliance Israélite Universelle, and was in constant correspondence with rabbis and scholars in Europe and the Orient.Through his friend Chevalier Emanuel Felice Veneziani, the almoner of Baron de Hirsch, he was enabled to secure timely aid for the agricultural colonies in New Jersey and was the representative of Baron de Hirsch in the Carmel Colony.When the Russo-Jewish exodus began, in 1882, and Russian Jews in large numbers settled in Philadelphia, Morais immediately became their friend.