"повторение мать учения" meaning in Russe

{
  "categories": [
    {
      "kind": "other",
      "name": "Locutions-phrases en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Russe",
      "orig": "russe",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Russe",
  "lang_code": "ru",
  "pos": "phrase",
  "pos_title": "Locution-phrase",
  "senses": [
    {
      "glosses": [
        "C’est en forgeant qu’on devient forgeron."
      ],
      "id": "fr-повторение_мать_учения-ru-phrase-aECIpbp7"
    }
  ],
  "word": "повторение мать учения"
}

{
  "categories": [
    "Locutions-phrases en russe",
    "russe"
  ],
  "lang": "Russe",
  "lang_code": "ru",
  "pos": "phrase",
  "pos_title": "Locution-phrase",
  "senses": [
    {
      "glosses": [
        "C’est en forgeant qu’on devient forgeron."
      ]
    }
  ],
  "word": "повторение мать учения"
}