Professor Toy, as he had now become, wrote reproposing marriage and suggesting mission work together in Japan. … He was known as a brilliant linguist and theologian. Following the Civil War he had studied in Europe, where he was exposed to Darwinian theory and to "the new ideas of the German scholars" on Old Testament history and inspiration. …Her conclusion was that …evolution was for her an "untenable position." …Later in China, heated letters arrive, and "The temptation is great." The professor, however, now espouses theories that "do not square with God's Word." Rejecting C.H. Toy, Harvard, and glory, Miss Moon says, "My cross is loneliness. …"
-- "Our Ordered Lives Confess: Three 19th Century Missionaries in East Shantung" by Irwin Hyatt (1976)