I said it before and I'll say it again. Siblings of kids with type 1 diabetes also go through so much.
Cole: "Ethan make sure you give yourself insulin before breakfast."
Ethan: "I know that Cole. mind your own business."
Cole: "You are my business... Now give yourself insulin before I punch you."
Ethan: "Ha! Admit it. You love me."
Cole: "Whatever... dork..."
