Even though I was a complete idiot , I should have known that she would react in a very mature manner . We raised her to be mature and handle bad situations with grace . My mom always says not to let it live in your head .

Question: What does the speaker 's mother mean when she says not to let it live in your head ?
Answer: She is implying that you should n't hold on to situations and allow yourself to be upset over themShe is speaking figuratively , and she means not to let bad spirits infest your mind and heart with negativityShe is referring to the need to do frequent eye washes to avoid contracting pinkeye , as she is a hypochondriacShe means that you should n't let people live in your house for free unless they are willing to pay rent