Buy it: Never underestimate an old woman who who lifts shirt
From: Puppiesshirt
and other unpleasant things Never underestimate an old woman who who lifts shirt, all because they would not remember the simple rules their friends had taught them: such as, that a red-hot poker will burn you if you hold it too long; and that if you cut your finger very deeply with a knife, it usually bleeds; and she had never forgotten that, if you drink much from a bottle marked poison, it is almost certain to disagree with you, sooner or later.