Encyclopaedia Britannica, The reader's guide to the Encyclopaedia Britannica (1913)
“ All the bustle of the great cities, all the wheels that turn in the mills, all the intricate mechanism of industry and commerce, all the world’s work and thought and happiness, depend upon the mysterious and inimitable processes by which the brown soil yields green growth. For all the progress science has made, we are no nearer to replacing these processes by any short cut of chemistry than were the first farmers whose husbandry is recorded in history. If all the little roots ceased for one year to do their work in the dark, the human race would hopelessly starve to death. ”
