the Thoreau Log. 11 September 1852. Concord, Mass. Thoreau writes in his journal: Genius is like the snapping-turtle born with a great developed bead. They say our brain at birth is one sixth the weight of the body . . . (Journal, 4:349) Log Index Log Pages Select... 1817-1832183318341835183618371838183918401841184218431844184518461847184818491850185118521853185418551856185718581859186018611862