“To some perhaps it may appear a little strained to place this last-mentioned form of attachment on a level of importance with the others, and such persons may be inclined to deny to the homogenic [...] or homosexual love that intense, that penetrating, and at times overmastering character which would entitle it to rank as a great human passion. But in truth this view, when entertained, arises from a want of acquaintance with the actual facts.”