...you will sew a gazillion scraps into a block but refuse to mend a hem or sew on a button.
...you need a room just for your hobby and guests have to stay in a hotel.
...you have more than one sewing machine and are surprised when others comment about that.
...you can spend a whole day taking out your fabric, petting and refolding it.
...you follow strangers in the mall because you love the pattern on their clothing.
...you approach those strangers and TELL them how their shirt/tie/skirt would be the PERFECT addition to your quilt.
...almost all conversations lead to quilting.