Note 1 — INTRODUCTION.

And the Prince had very good health. At any rate he had begun with a fine constitution. Every one of the chief organs of life was well developed in him, with the exception of a heart that was not quite equal to the work put upon it; so that he mostly had but a feeble pulse. It was upon the nervous energy that this constant stress of work, and this striving after excellence in everything, must have told, as such demands do tell upon all men of that high nature.