"light come, light go" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "phrase"
      },
      "expansion": "light come, light go",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "1857, Thomas Hughes, Tom Brown's School Days\nTom kept Harkaway all to himself, and won the second prize in the lottery, some thirty shillings, which he and East contrived to spend in about three days in the purchase of pictures for their study, two new bats and a cricket-ball — all the best that could be got — and a supper of sausages, kidneys, and beef-steak pies to all the rebels. Light come, light go; they wouldn't have been comfortable with money in their pockets in the middle of the half."
        }
      ],
      "glosses": [
        "Synonym of easy come, easy go"
      ],
      "id": "en-light_come,_light_go-en-phrase-Z92mYSKT",
      "links": [
        [
          "easy come, easy go",
          "easy come, easy go#English"
        ]
      ],
      "raw_glosses": [
        "(archaic) Synonym of easy come, easy go"
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "easy come"
        },
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "easy go"
        }
      ],
      "tags": [
        "archaic"
      ]
    }
  ],
  "word": "light come, light go"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "phrase"
      },
      "expansion": "light come, light go",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English phrases",
        "English terms with archaic senses",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "1857, Thomas Hughes, Tom Brown's School Days\nTom kept Harkaway all to himself, and won the second prize in the lottery, some thirty shillings, which he and East contrived to spend in about three days in the purchase of pictures for their study, two new bats and a cricket-ball — all the best that could be got — and a supper of sausages, kidneys, and beef-steak pies to all the rebels. Light come, light go; they wouldn't have been comfortable with money in their pockets in the middle of the half."
        }
      ],
      "glosses": [
        "Synonym of easy come, easy go"
      ],
      "links": [
        [
          "easy come, easy go",
          "easy come, easy go#English"
        ]
      ],
      "raw_glosses": [
        "(archaic) Synonym of easy come, easy go"
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "easy come"
        },
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "easy go"
        }
      ],
      "tags": [
        "archaic"
      ]
    }
  ],
  "word": "light come, light go"
}