Test the spirits

Abraham Lincoln, The Christian: "The author shows Lincoln to have been a profoundly religious man."

The Psychic Life of Abraham Lincoln: "... a preponderance of evidence suggesting he was indeed guided by ... spirits in his most crucial decisions."

Lincoln's Melancholy: "... depression was actually a source of Lincoln's greatness."

The Inner World of Abraham Lincoln: "... the author gives us an aggregate picture of a troubled man."