Original sentence: Although he is best known for his vigorous defence of Christian intellectual commitments, he also has a theory of the nature of passionate faith which is developed in his book Faith and Reason.Swinburne moves in his writing program from the philosophical to the theological, building his case and relying on his previous arguments as he defends particular Christian beliefs
Edited sentence: Although he is best known for his vigorous rational defence of Christian intellectual commitments, he also has a theory of the nature of passionate faith which is developed in his book Faith and Reason.Swinburne moves in his writing program from the philosophical to the theological, building his case rigorously, and relying on his previous arguments as he defends particular Christian beliefs