I SAW a gray-haired man, a figure of hale age, sitting at a desk and writing. He seemed to be in a room in a tower, very high, so that through the tall window on his left one perceived only distances, a remote horizon of sea, a headland and that vague haze and glitter in the sunset that many miles away marks a city. All the appointments of this room were orderly and beautiful, and in some subtle... more...

In the year 1884 I was invited to give tuition by correspondence, in Biology. Although disposed at the time to ridicule the idea of imparting instruction in natural science by letter, I gladly accepted the opportunity thus afforded me of ascertaining for myself what could and could not be accomplished in that direction. Anyone familiar with the scope of biological enquiry, and the methods of biological... more...