Wow! What a thread. The answers are wonderful! But I especially like numbers 16, 20 and 30.
You have to remember that almost no two quilts are truly alike. Even with the same pattern, people choose their own fabrics and colors. That makes them their own creation.
I would go with your sister's suggestion and then thank her for it. Even if you don't really want to. It will make you feel better.
I understand the sister thing. I have older sisters and younger sisters. (Yes, I'm a middle child.) My relationship with each is very different.