He was greatly influenced by the writings of Cardinal Newman, and early in 1879 entered the Roman Catholic Church.
Besides the influence of Newman, the friendship and work of Robert Dolling made a great impression on him, and as he admitted, saved him from being contented with a merely academic and ecclesiastical type of religion.
Newman, A Manual of Church History (Philadelphia, 1900-1903); R.
Copleston, Davison, Whately, were among the fellows who elected Keble; Arnold, Pusey, Newman, were soon after added to the society.
Cardinal Newman writes, "On Sunday July 14, 1833, Mr Keble preached the assize sermon in the University pulpit.