Susanna Moodie,
Roughing it in the Bush — Chapter XXVIII: Canadian Sketches
“ When these circumstances are duly considered, we need no longer wonder at the rapid improvements in labour-saving machinery, and in the means of internal communication throughout the United States. But for the steam-engine, canals, and railroads, North America would have remained for ages a howling wilderness of endless forests, and instead of the busy hum of men, and the sound of the mill and steam-engine, we should now have heard nothing but"The melancholy roar of unfrequented floods." ”
