"those who can't do, teach" meaning in English

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      "args": {},
      "expansion": "those who can't do, teach",
      "name": "en-proverb"
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  "lang": "English",
  "lang_code": "en",
  "pos": "proverb",
  "senses": [
    {
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          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "parents": [],
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Education",
          "orig": "en:Education",
          "parents": [
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2004, Shirley M. Hord, Learning Together, Leading Together, →ISBN:",
          "text": "If those who can't do, teach — then what will those who can't teach, do?",
          "type": "quote"
        },
        {
          "ref": "2007, Roy Vincent, Listening to the Silences, →ISBN, page 21:",
          "text": "Now, there is an unkind saying in education that “those who can, 'do'; those who can't 'do', teach; those who can't teach, teach others to teach; while those who can't teach others to teach become either education administrators or researchers”.",
          "type": "quote"
        },
        {
          "ref": "2010, Charles J. Mertz, So,You Want To Be a Teacher, →ISBN, page 12:",
          "text": "They say, “Those who can't do, teach.” Don't you believe it. Those who teach show those who can't how to.",
          "type": "quote"
        }
      ],
      "glosses": [
        "It is easier to get a job teaching how to do something than to get a job actually doing that thing."
      ],
      "id": "en-those_who_can't_do,_teach-en-proverb-HNfiV6Zr",
      "links": [
        [
          "derogatory",
          "derogatory"
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      ],
      "raw_glosses": [
        "(derogatory) It is easier to get a job teaching how to do something than to get a job actually doing that thing."
      ],
      "tags": [
        "derogatory"
      ]
    }
  ],
  "word": "those who can't do, teach"
}

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      "expansion": "those who can't do, teach",
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  "lang": "English",
  "lang_code": "en",
  "pos": "proverb",
  "senses": [
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        "English derogatory terms",
        "English entries with incorrect language header",
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        "en:Education"
      ],
      "examples": [
        {
          "ref": "2004, Shirley M. Hord, Learning Together, Leading Together, →ISBN:",
          "text": "If those who can't do, teach — then what will those who can't teach, do?",
          "type": "quote"
        },
        {
          "ref": "2007, Roy Vincent, Listening to the Silences, →ISBN, page 21:",
          "text": "Now, there is an unkind saying in education that “those who can, 'do'; those who can't 'do', teach; those who can't teach, teach others to teach; while those who can't teach others to teach become either education administrators or researchers”.",
          "type": "quote"
        },
        {
          "ref": "2010, Charles J. Mertz, So,You Want To Be a Teacher, →ISBN, page 12:",
          "text": "They say, “Those who can't do, teach.” Don't you believe it. Those who teach show those who can't how to.",
          "type": "quote"
        }
      ],
      "glosses": [
        "It is easier to get a job teaching how to do something than to get a job actually doing that thing."
      ],
      "links": [
        [
          "derogatory",
          "derogatory"
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      ],
      "raw_glosses": [
        "(derogatory) It is easier to get a job teaching how to do something than to get a job actually doing that thing."
      ],
      "tags": [
        "derogatory"
      ]
    }
  ],
  "word": "those who can't do, teach"
}