disagree

“No, I’ll look first,” she said, “and see whether it’s marked ‘_poison_’ or not”; for she had read several nice little histories about children who had got burnt, and eaten up by wild beasts and other unpleasant things, 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.

Ade disagreed, “That never works because people get tired and forget.”

Arguments over who had done what went on for decades, and historians still disagree about each man's share.