“ World's Parliament of Religions, and in Germany, through the monthly Kirchenfreund, he strove earnestly to promote Christian unity and union; and it was his hope that the pope would abandon the doctrine of infallibility and undertake the reunion of Christianity. ”

“ He was educated at the gymnasium of Stuttgart, and at the universities of Tübingen, Halle and Berlin, where he was successively influenced by Baur and Schmid, by Tholuck and Julius Müller, by Strauss and, above all, Neander. In 1842 he was Privatdozent in the university of Berlin, and in 1843 he was called to become professor of church history and Biblical literature in the German Reformed Theological Seminary of Mercersburg, Pennsylvania, then the only seminary of that church in America. ”

“ On his journey he stayed six months in England and met Pusey and other Tractarians. His inaugural address on The Principle of Protestantism, delivered in German at Reading, Pennsylvania, in 1844, and published in German with an English version by J. W. Nevin (q.v.) , by its Neander-like view that Romanism and Protestantism were only stages in the divinely appointed development of the Christian Church, aroused fierce opposition in the Reformed Church and Schaff was characterized as “ Puseyistic ” and “ semi-papistical ” ”