And, at this same epoch, the subject of these memoirs began also an intercourse with the celebrated Dr. Armstrong, as high, then, in the theory of his art, medicine, as he was far from lucratively prosperous in its practice. He had produced upon it a didactic poem, “The Art of Preserving Health,” which young Burney considered to be as nervous in diction as it was enlightening in precept. But Dr. Armstrong, though he came from a part of the island whence travellers are by no means proverbially smitten with the reproach of coming in vain............