I'm inclined to think the amatory phase of the affair was the prim'ry actuating force in the series of horrors she later perpetrated. It gave her strength and courage; it lifted her into that ecstatic realm where anything seemed possible, and where she was willing to pay any price for the desired end. And there is one point I might recall parenthetically—you remember that Barton, the younger maid, told us how Ada sometimes acted like a devil and used vile language. That fact should have given me a hint; but who could have taken Barton seriously at that stage of the game? . . .
"To trace the origin of her diabolical scheme we must first consider the locked library. Alone in the house, bored, resentful, tied down—it was inevitable that this pervertedly romantic child should play Pandora. She had every opportunity of securing the key and having a duplicate made; and so the library became her retreat, her escape from the gruelling, monotonous routine of her existence. There she ran across those books on criminology. They appealed to her, not only as a vicious outlet for her smouldering, repressed hatred, but because they struck a responsive chord in her tainted nature. Eventually she came upon Gross's great manual, and thus found the entire technic of crime laid out before her, with diagrams and examples—not a handbook for examining magistrates, but a guide for a potential murderer! Slowly the idea of her gory orgy took shape. At first perhaps she only imagined, as a means of self-gratification, the application of this technic of murder to those she hated. But after a time, no doubt, the conception became real. She
