"тяжело в учении, легко в бою" meaning in Russian

{
  "etymology_templates": [
    {
      "args": {
        "1": "hard in training, easy in battle"
      },
      "expansion": "“hard in training, easy in battle”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "hard in training, easy in battle"
      },
      "expansion": "Literally, “hard in training, easy in battle”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “hard in training, easy in battle”. Established no later than 1941. Abbreviation and alteration of an aphorism by imperial general Alexander Suvorov, Легко́ в уче́ньи – тяжело́ в похо́де, тяжело́ в уче́ньи – легко́ в похо́де (Lexkó v učénʹi – tjaželó v poxóde, tjaželó v učénʹi – lexkó v poxóde, “Easy in training - hard in the campaign, hard in training – easy in the campaign”), recorded in an order on combat training for troops in Poland in 1794.",
  "forms": [
    {
      "form": "тяжело́ в уче́нии",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "легко́ в бою́",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "tjaželó v učénii",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "lexkó v bojú",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "phrase",
        "head": "тяжело́ в уче́нии, легко́ в бою́"
      },
      "expansion": "тяжело́ в уче́нии, легко́ в бою́ • (tjaželó v učénii, lexkó v bojú)",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Used to encourage someone to continue learning something unfamiliar despite experiencing difficulties now, because it will be worth it."
      ],
      "id": "en-тяжело_в_учении,_легко_в_бою-ru-phrase-hwsvO3JD"
    }
  ],
  "sounds": [
    {
      "ipa": "[tʲɪʐɨˈɫo v‿ʊˈt͡ɕenʲɪɪ | lʲɪxˈko v‿bɐˈju]"
    }
  ],
  "word": "тяжело в учении, легко в бою"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "hard in training, easy in battle"
      },
      "expansion": "“hard in training, easy in battle”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "hard in training, easy in battle"
      },
      "expansion": "Literally, “hard in training, easy in battle”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “hard in training, easy in battle”. Established no later than 1941. Abbreviation and alteration of an aphorism by imperial general Alexander Suvorov, Легко́ в уче́ньи – тяжело́ в похо́де, тяжело́ в уче́ньи – легко́ в похо́де (Lexkó v učénʹi – tjaželó v poxóde, tjaželó v učénʹi – lexkó v poxóde, “Easy in training - hard in the campaign, hard in training – easy in the campaign”), recorded in an order on combat training for troops in Poland in 1794.",
  "forms": [
    {
      "form": "тяжело́ в уче́нии",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "легко́ в бою́",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "tjaželó v učénii",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "lexkó v bojú",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "phrase",
        "head": "тяжело́ в уче́нии, легко́ в бою́"
      },
      "expansion": "тяжело́ в уче́нии, легко́ в бою́ • (tjaželó v učénii, lexkó v bojú)",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Russian entries with incorrect language header",
        "Russian lemmas",
        "Russian multiword terms",
        "Russian phrases",
        "Russian terms with IPA pronunciation"
      ],
      "glosses": [
        "Used to encourage someone to continue learning something unfamiliar despite experiencing difficulties now, because it will be worth it."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[tʲɪʐɨˈɫo v‿ʊˈt͡ɕenʲɪɪ | lʲɪxˈko v‿bɐˈju]"
    }
  ],
  "word": "тяжело в учении, легко в бою"
}