"If you think you have a right to force me to pay for your health care,

then why don't you have a right to force me to pick your cotton?"
A most excellent question, indeed!

And from the site of the one who asked,
Did take the liberty of modifying your sentiment for use as a tag line on several forums, to wit-
“You have the right to force me to pay for the feeding, clothing, housing, education, and medical treatment of yourself and your children when i have the RIGHT TO FORCE YOU TO PICK MY COTTON.” After which I quote Section 1 of the 13th Amendment.