Human uses of mammals that "one is well advised to study the behaviour rather than attempting to get at any underlying emotion". Charles Darwin however had accepted the idea of emotion in animals, writing his 1872 book "The Expression of the Emotions in Man and Animals" on the subject. Darwin believed that mammals had social, mental and moral lives. In "The Descent of Man" (1871), he wrote: "There is no fundamental difference between man and the higher mammals in their mental faculties." Biologists remained wary of the idea, even for the great apes, but this led to serious difficulties, as Donald O. Hebb explained
The Man Who Wrote Frankenstein that while he argues that Mary Shelley was not well educated enough to have written "Frankenstein", his argument fails because "it is not a good, let alone a great novel and hardly merits the attention it has been given." Lauritsen replied that "Frankenstein" "is a radical and disturbing work, containing some of the most beautiful prose in the English language ... a profound and moving masterpiece, fully worthy of its author, Percy Bysshe Shelley." "The Man Who Wrote Frankenstein" received positive reviews from Jim Herrick in "Gay Humanist Quarterly", Hubert Kennedy in "The Guide", and Douglas Sadownick in "The Gay