Shall I then submit to be cooped up in a corner and restrained by human fetters from lending a hand to rescue my brethren from the pit of destruction?
Members of his former church followed him, and for 10 years he preached in barns or the open air until a stone church was built for him in 1814. In the early part of his independent career, while studying the New Testament in order to confute the Baptists, he became a Baptist himself, and advocated their views with the exception of close communion.
Carson's Baptism in Its Mode and Subjects Considered (Edinburgh, 1831; enlarged ed., 1844) is a Baptist classic. His other writings were numerous and treat topics of Bible interpretation, philosophy, and doctrinal and practical theology. His collected works were published in six volumes in Dublin between 1847-64.