I drifted about from rock to rock, from stream to stream, from grove to grove. Where night found me, there I camped. When I discovered a new plant, I sat down beside it for a minute or a day, to make its acquaintance and hear what it had to tell. … I asked the boulders I met, whence they came and whither they were going.
"Explorations in the Great Tuolumne Cañon", Overland Monthly, volume XI, number 2 (August 1873) pages 139-147 (at page 141); modified slightly and reprinted in John of the Mountains (1938), page 69