Submitted by György Chityil ... on Fri, 01/19/2018 - 20:57 Hierarchy: ProverbDescription: It is impossible, or almost impossible, to change people's habits or traits or mindset.Ngram: you can't teach an old dog new tricksNgram Text: you can't teach an old dog new tricksSource: WiktionaryIssue: 0Ngram Count: 8
