"αν δεν βρέξεις κώλο, ψάρι δεν τρως" meaning in Greek

{
  "forms": [
    {
      "form": "an den vréxeis kólo",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "psári den tros",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "If you don't get your arse wet",
      "tags": [
        "literally"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "el",
        "2": "proverb"
      },
      "expansion": "αν δεν βρέξεις κώλο, ψάρι δεν τρως • (an den vréxeis kólo, psári den tros)",
      "name": "head"
    }
  ],
  "hyphenation": [
    "αν"
  ],
  "lang": "Greek",
  "lang_code": "el",
  "pos": "proverb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Greek entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Greek proverbs",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "the cat would eat fish but would not wet her feet (in order to achieve something, it is inevitable and necessary that some sacrifices must occur)"
      ],
      "id": "en-αν_δεν_βρέξεις_κώλο,_ψάρι_δεν_τρως-el-proverb-KDWtxVg1",
      "links": [
        [
          "the cat would eat fish but would not wet her feet",
          "the cat would eat fish but would not wet her feet"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/an ðen ˈvɾeksis ˈkolo ˈpsaɾi ðen tɾos/"
    }
  ],
  "word": "αν δεν βρέξεις κώλο, ψάρι δεν τρως"
}

{
  "forms": [
    {
      "form": "an den vréxeis kólo",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "psári den tros",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "If you don't get your arse wet",
      "tags": [
        "literally"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "el",
        "2": "proverb"
      },
      "expansion": "αν δεν βρέξεις κώλο, ψάρι δεν τρως • (an den vréxeis kólo, psári den tros)",
      "name": "head"
    }
  ],
  "hyphenation": [
    "αν"
  ],
  "lang": "Greek",
  "lang_code": "el",
  "pos": "proverb",
  "senses": [
    {
      "categories": [
        "Greek entries with incorrect language header",
        "Greek lemmas",
        "Greek multiword terms",
        "Greek proverbs",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "the cat would eat fish but would not wet her feet (in order to achieve something, it is inevitable and necessary that some sacrifices must occur)"
      ],
      "links": [
        [
          "the cat would eat fish but would not wet her feet",
          "the cat would eat fish but would not wet her feet"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/an ðen ˈvɾeksis ˈkolo ˈpsaɾi ðen tɾos/"
    }
  ],
  "word": "αν δεν βρέξεις κώλο, ψάρι δεν τρως"
}

{
  "called_from": "form_descriptions/1698",
  "msg": "unrecognized head form: you don't eat fish",
  "path": [
    "αν δεν βρέξεις κώλο, ψάρι δεν τρως"
  ],
  "section": "Greek",
  "subsection": "proverb",
  "title": "αν δεν βρέξεις κώλο, ψάρι δεν τρως",
  "trace": ""
}