Stevenson responded to the condescendences by denying that any of his bottles of ginger beer had contained snails and "that the alleged injuries are grossly exaggerated .. any illness suffered by the [claimant] was due to the bad condition of her own health at the time" [REF].
Ansell v Waterhouse[REF] had established in 1817 that legal liability could arise for an act or omission "contrary to the duty which the law casts on him in the particular case" (i.e.