Under the conduct of so able a guide, I shall subjoin a short view of the subject.
It must, however, be observed, that, with regard to the three principal consequences of our great navigator's transactions, I have nothing further to offer.

These are, his having dispelled the illusion of a _Terra Australis Incognita_; his demonstration of the impracticability of a northern passage from the Pacific to the Atlantic Ocean; and his having established a sure method of preserving the health of seamen in the longest voyages, and through every variety of latitude and climate.

Concerning each of these capital objects, I have already so fully spoken, that it is not in my power to add to the impression of their importance, and of Captain Cook's merits in relation to them, which, I trust, is firmly fixed on the mind of every reader.
It is justly remarked, by Dr.Douglas, that one great advantage accruing to the world from our late surveys of the globe, is, that they have confuted fanciful theories, too likely to give birth to impracticable undertakings.

The ingenious reveries of speculative philosophers, which have so long amused the learned, and raised the most sanguine expectations, are now obliged to submit, perhaps with reluctance, to the sober dictates of truth and experience.

Nor will it be only by discouraging future unprofitable searches, that the late voyages will be of service to mankind, but also by lessening the dangers and distresses formerly experienced in those seas which are within the actual line of commerce and navigation.