First published in 1871 and considered his other great book alongside "The Origin of Species," Darwin's "The Descent of Man" is a work that continues the scientist's theories on evolution. Divided into three parts, this book's purpose, as given in the introduction, is to consider whether or not man is descended from a pre-existing form, his manner of development, and the value of the differences between human races. Darwin goes on to systematically...

'There remains the greatest of all novelists-for what else can we call the author of War And Peace? [Tolstoy's] senses, his intellect, are acute, powerful, and well nourished ... Nothing seems to escape him. Nothing glances off him unrecorded ... Every twig, every feather sticks to his magnet. He notices the blue or red of a child's frock; the way a horse shifts its tail; the sound of a cough; the action of a man trying to put his hands into pockets...