Nathaniel Hawthorne
had explained the mystery of fountains, and how it is that they gush forth, some so bright and pure, and others with such rich medicinal virtues, from the dark bosom of the earth. Here, too, at an earlier period, he had studied the wonders of the human frame, and attempted to fathom the very process by which Nature assimilates all her precious influences from earth and air, and from the spiritual world, to create and foster man, her masterpiece. The latter pursuit, however, Aylmer had long laid aside in unwilling recognition of the truth—against which all seekers sooner or later stumble—that our great creative Mother, while she amuses us with apparently working in the broadest sunshine, is yet severely careful to keep her own secrets, and, in spite of her pretended openness, shows us nothing but results. She permits us, indeed, to mar, but seldom to mend, and, like a jealous patentee, on no account to make. Now, however, Aylmer resumed these half-forgotten investigations; not, of course, with such hopes or wishes as first suggested them; but because they involved much physiological truth and lay in the path of his proposed scheme for the treatment of Georgiana.
As he led her over the threshold of the laboratory Georgiana was cold and tremulous. Aylmer looked cheerfully into her face, with intent to reassure her, but was so startled with the intense glow of the birth-
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