Nature is a book of many pages and each page tells a fascinating story to him who learns her language. Our fertile valleys and craggy mountains recite an epic poem of geologic conflicts. The starry sky reveals gigantic suns and space and time without end.

Annual Report of the Board of Regents of the Smithsonian Institution, 1922, Some Aspects of the Use of the Annual Rings of Trees in Climatic, Study (p. 223)