Gilman advised “never to touch pen, brush, or pencil again” because her doctor believed that intellectual effort was making her ill.
Based on the excerpt she was advice never to use the items again because the doctor that was treating her felt that her intellectual skills and abilities was what was causing her illness.
Which was why the excerpt stated that intellectual life a day and not to use the pen as well as the brush or pencil again.
Therefore her doctor believed that intellectual effort was making her ill.
Learn more about Why Gilman was advised here:https://brainly.com/question/27914868
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