Complex sentence: Harold Innis begins "The Fur Trade in Canada" with a brief chapter on the beaver remarking at the outset that it is impossible to understand the developments of the fur trade itself or of Canadian history without some knowledge of the animal's life and habits.
Split into simpler sentences: Harold Innis begins "The Fur Trade in Canada" with a brief chapter on the beaver. He remarks at the outset that it is impossible to understand the developments of the fur trade, or of Canadian history, without some knowledge of the beaver's life and habits.