Well, in a sense it is all in your HEAD.... a wounded mind that now cannot think and feel as many others would define as normal.... whatever that is.
Your sister has NEVER been where you are and she is not educated on the subject of mental illness, therefore, she will not understand until she takes the time to know and to accept your side of this matter.
Maybe she needs to read "Feelings Buried Alive Never Die (by: Karol Truman).... buy it for her and have it sent to her house, maybe she will even read it.
LoVe,
Rhapsody -

((((((( HUGS ))))))) ~ ~ ~ ((((((( PRAYERS ))))))) ~ ~ ~ ((((((( HUGS )))))))