Among the numerous train of maladies superinduced by that fatal and primary one which effected a revolution of so horrible a kind in the moral and physical being of my cousin, may be mentioned as the most distressing and obstinate in its nature, a species of epilepsy not unfrequently terminating in trance itself–trance very nearly resembling positive dissolution, and from which her manner of recovery was in most instances, startlingly abrupt. In the mean time my own disease–for I have been told that I should call it by no other appelation–my own disease, then, grew rapidly upon me, and assumed finally a monomaniac character of a novel and extraordinary form–hourly and momently gaining vigor–and at length obtaining over me the most incomprehensible ascendancy. This monomania, if I must so term it, consisted in a morbid irritability of those properties of the mind in metaphysical science termed the attentive. It is more than probable that I am not understood; but I fear, indeed, that it is in no manner possible to convey to the mind of the merely general reader, an adequate idea of that nervous intensity of interest with which, in my case, the powers of meditation (not to speak technically) busied and buried themselves, in the contemplation of even the most ordinary objects of the universe.

To muse for long unwearied hours with my attention riveted to some frivolous device on the margin, or in the topography of a book; to become absorbed for the better part of a summer's day, in a quaint shadow falling aslant upon the tapestry, or