"nem tudo que reluz é ouro" meaning in Portugais

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en portugais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions-phrases en portugais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Portugais",
      "orig": "portugais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de nem, tudo, que, reluzir, ser et ouro."
  ],
  "lang": "Portugais",
  "lang_code": "pt",
  "pos": "phrase",
  "pos_title": "Locution-phrase",
  "senses": [
    {
      "glosses": [
        "Tout ce qui brille n’est pas or."
      ],
      "id": "fr-nem_tudo_que_reluz_é_ouro-pt-phrase-kjRQRG4S"
    }
  ],
  "word": "nem tudo que reluz é ouro"
}

{
  "categories": [
    "Compositions en portugais",
    "Locutions-phrases en portugais",
    "portugais"
  ],
  "etymology_texts": [
    "Composé de nem, tudo, que, reluzir, ser et ouro."
  ],
  "lang": "Portugais",
  "lang_code": "pt",
  "pos": "phrase",
  "pos_title": "Locution-phrase",
  "senses": [
    {
      "glosses": [
        "Tout ce qui brille n’est pas or."
      ]
    }
  ],
  "word": "nem tudo que reluz é ouro"
}