Complex sentence: Hopkins began his novitiate in the Society of Jesus at Manresa House, Roehampton, in September 1868 and moved to St. Mary's Hall, Stonyhurst, for his philosophical studies in 1870, taking vows of poverty, chastity and obedience on 8 September 1870.
Split into simpler sentences: Hopkins began his novitiate in the Society of Jesus at Manresa House, Roehampton, in September 1868. Two years later, he moved to St. Mary's Hall, Stonyhurst, for his philosophical studies, taking vows of poverty, chastity and obedience on 8 September 1870.