in the poem “blind” the speaker refers to a “drained memory” in the fifth and sixth stanzas of the poem. What is the drained memory she has and how does the speaker use this analogy

While looking at ads on a professional job site, justin saw this job posting: "the employee should have a degree in human behavior and at least 5 years experience in behavioral modifications. we are also looking for an employee who is good at crisis divergence. typically employees will spend a lot of time supporting others."