Usually classified as a deist, and called a freethinker by Bishop Berkeley, Toland actually pursued a kind of pantheism, arguing for an intelligible and reasonable theology, free from specific dogma and revelation. Influenced by John Locke, among others his Christianity not Mysterious: A Treatise Shewing, That there is nothing in the Gospel Contrary to Reason, Nor Above It: And that no Christian Doctrine can be properly cal’d A Mystery (1696) argued for toleration in religious matters, and was burned in Dublin.