Grammar of Assent

Grammar of Assent examines how humans come to believe in truths, particularly religious ones, through both formal logic and informal reasoning. Newman wrote this philosophical work in 1870 to analyze the mental processes behind religious faith. The text distinguishes between two main types of mental assent: notional assent based on abstract concepts, and real assent rooted in concrete experience and imagination. Newman explores these modes of understanding through examples from mathematics, empirical science, and religious doctrine. The work builds a cumulative case for how people can rationally hold religious beliefs without requiring formal logical proofs. Newman introduces the concept of the "illative sense" - a faculty for drawing warranted conclusions from various types of evidence. This treatise remains influential in epistemology and the philosophy of religion, addressing fundamental questions about knowledge, belief, and the relationship between faith and reason. The arguments challenge both pure rationalism and fideism while defending the reasonableness of religious conviction.

Readers find this philosophical text dense and challenging, requiring multiple readings to grasp Newman's complex arguments about religious belief and reasoning. Positive comments highlight Newman's thorough examination of how people come to believe things, particularly his concept of the "illative sense." Several reviewers appreciate his distinction between notional and real assent. One reader noted it "helped explain why smart people can disagree about fundamental matters." Common criticisms include Newman's verbose Victorian writing style, circular arguments, and difficulty following his train of thought. Multiple readers report abandoning the book partway through due to its complexity. Ratings: Goodreads: 4.0/5 (57 ratings) Amazon: 4.3/5 (31 reviews) "The writing is thick as molasses but worth pushing through" - Goodreads reviewer "Important ideas buried in needlessly complex prose" - Amazon review "Changed how I think about religious epistemology" - Goodreads reviewer "Too abstract and theoretical for practical application" - Amazon review

Pensées by Blaise Pascal Pascal's exploration of faith, reason, and epistemology follows similar philosophical paths to Newman's work on the psychology of belief.

Personal Knowledge by Michael Polanyi This work examines the personal and tacit dimensions of knowledge acquisition, complementing Newman's insights on informal reasoning and belief formation.

The Idea of the Holy by Rudolf Otto Otto's analysis of religious experience and non-rational knowledge provides a theoretical framework that parallels Newman's investigation of assent and religious conviction.

Faith and Reason by Richard Swinburne The text builds on Newman's foundational ideas about the relationship between rationality and religious belief through systematic philosophical argumentation.

Religious Experience by Wayne Proudfoot Proudfoot's examination of religious epistemology and the nature of religious experience extends Newman's work on the cognitive aspects of belief.

📚 Newman wrote Grammar of Assent (1870) to defend religious belief against skeptics who claimed faith was irrational, drawing on his own conversion experience from Anglicanism to Catholicism. 🎓 The book introduces the concept of the "illative sense" - a personal capacity to reason through complex evidence and arrive at certain conclusions, even without formal logical proofs. ⚡ The work took Newman 20 years to complete and was written during a time of intense personal crisis, as he faced criticism from both Protestant and Catholic circles. 🔍 Grammar of Assent distinguishes between "notional assent" (abstract understanding) and "real assent" (personal conviction), arguing that religious faith requires the latter. 🌟 The book influenced later philosophers like Ludwig Wittgenstein and had a significant impact on modern Catholic thought about the relationship between faith and reason.