"the fox may grow grey but never good" meaning in English

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        "2": "proverb",
        "head": ""
      },
      "expansion": "the fox may grow grey but never good",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "the fox may grow grey but never good",
      "name": "en-proverb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "proverb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
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      ],
      "glosses": [
        "One cannot change one's nature, no matter how much time passes."
      ],
      "id": "en-the_fox_may_grow_grey_but_never_good-en-proverb-Pym44fyD",
      "links": [
        [
          "nature",
          "nature#English"
        ]
      ],
      "synonyms": [
        {
          "word": "a leopard cannot change its spots"
        },
        {
          "word": "the wolf may lose his teeth but never his nature"
        },
        {
          "word": "you can't teach an old dog new tricks"
        }
      ],
      "translations": [
        {
          "code": "fr",
          "lang": "French",
          "sense": "one cannot change one's own nature",
          "word": "les loups peuvent perdre leurs dents, mais non le naturel"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "one cannot change one's own nature",
          "word": "der Wolf ändert wohl sein Haar, aber er bleibt, wie er war"
        },
        {
          "code": "el",
          "lang": "Greek",
          "roman": "o lýkos ki an egérase ki ásprise to mallí tou, míte ti gnómi állaxe, míte tin kefalí tou",
          "sense": "one cannot change one's own nature",
          "word": "ο λύκος κι αν εγέρασε κι άσπρισε το μαλλί του, μήτε τη γνώμη άλλαξε, μήτε την κεφαλή του"
        },
        {
          "code": "it",
          "lang": "Italian",
          "sense": "one cannot change one's own nature",
          "word": "il lupo perde il pelo ma non il vizio"
        },
        {
          "code": "la",
          "lang": "Latin",
          "sense": "one cannot change one's own nature",
          "word": "lupus pilum mutat, non mentem"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "volk každyj god linjajet, da obyčaja ne menjajet",
          "sense": "one cannot change one's own nature",
          "word": "волк каждый год линяет, да обычая не меняет"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "gorbatovo mogila ispravit",
          "sense": "one cannot change one's own nature",
          "word": "горбатого могила исправит"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "zarekalasʹ lisa kur ne vorovatʹ",
          "sense": "one cannot change one's own nature",
          "word": "зарекалась лиса кур не воровать"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "one cannot change one's own nature",
          "word": "el lobo muere lobo"
        },
        {
          "code": "yi",
          "lang": "Yiddish",
          "roman": "a khazer blaybt a khazer",
          "sense": "one cannot change one's own nature",
          "word": "אַ חזיר בלײַבט אַ חזיר"
        }
      ]
    }
  ],
  "word": "the fox may grow grey but never good"
}

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      "args": {
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        "2": "proverb",
        "head": ""
      },
      "expansion": "the fox may grow grey but never good",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "the fox may grow grey but never good",
      "name": "en-proverb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "proverb",
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      "glosses": [
        "One cannot change one's nature, no matter how much time passes."
      ],
      "links": [
        [
          "nature",
          "nature#English"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "a leopard cannot change its spots"
    },
    {
      "word": "the wolf may lose his teeth but never his nature"
    },
    {
      "word": "you can't teach an old dog new tricks"
    }
  ],
  "translations": [
    {
      "code": "fr",
      "lang": "French",
      "sense": "one cannot change one's own nature",
      "word": "les loups peuvent perdre leurs dents, mais non le naturel"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "one cannot change one's own nature",
      "word": "der Wolf ändert wohl sein Haar, aber er bleibt, wie er war"
    },
    {
      "code": "el",
      "lang": "Greek",
      "roman": "o lýkos ki an egérase ki ásprise to mallí tou, míte ti gnómi állaxe, míte tin kefalí tou",
      "sense": "one cannot change one's own nature",
      "word": "ο λύκος κι αν εγέρασε κι άσπρισε το μαλλί του, μήτε τη γνώμη άλλαξε, μήτε την κεφαλή του"
    },
    {
      "code": "it",
      "lang": "Italian",
      "sense": "one cannot change one's own nature",
      "word": "il lupo perde il pelo ma non il vizio"
    },
    {
      "code": "la",
      "lang": "Latin",
      "sense": "one cannot change one's own nature",
      "word": "lupus pilum mutat, non mentem"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "volk každyj god linjajet, da obyčaja ne menjajet",
      "sense": "one cannot change one's own nature",
      "word": "волк каждый год линяет, да обычая не меняет"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "gorbatovo mogila ispravit",
      "sense": "one cannot change one's own nature",
      "word": "горбатого могила исправит"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "zarekalasʹ lisa kur ne vorovatʹ",
      "sense": "one cannot change one's own nature",
      "word": "зарекалась лиса кур не воровать"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "one cannot change one's own nature",
      "word": "el lobo muere lobo"
    },
    {
      "code": "yi",
      "lang": "Yiddish",
      "roman": "a khazer blaybt a khazer",
      "sense": "one cannot change one's own nature",
      "word": "אַ חזיר בלײַבט אַ חזיר"
    }
  ],
  "word": "the fox may grow grey but never good"
}