The Expression of the Emotions in Man and Animals research; simple psychology experiments on the recognition of emotions with his friends and family; and (borrowing from Duchenne de Boulogne, a physician at the Salpêtrière) the use of photographs in his presentation of scientific information. Publisher John Murray warned Darwin that including the photographs would "poke a hole in the profits" of the book; and "The Expression of the Emotions" is an important landmark in the history of book illustration. Background: In the weeks before Queen Victoria's coronation in 1838, Charles Darwin sought medical advice on his mysterious physical symptoms, and then travelled to Scotland for a period of rest
The Sacrament of the Body and Blood of Christ—Against the Fanatics the Sacrament of the Altar with the correct one. Zwingli wrote that he was not placing reason over the Scriptures, but instead properly distinguishing between the human and divine natures of Christ. Since Christ's human nature could not participate in the omnipresent attribute of the divine nature, his body and blood could not be truly present in the bread and wine. Luther's characterization of him as placing reason over Scripture was therefore a straw-man argument. Luther's custom of referring to those who opposed him in non-Christian terms in "The Sacrament of the Body and Blood of Christ" sounds unusual to