That's what a lot of people said about slavery too. "I'm against it but I'm not going to do anything about it"
MLK Jr. quote:
https://sphotos-b.xx.fbcdn.net/hphotos-ash3/539396_10152074868550405_5123240_n.jpg
He was against abortion, BTW.
The situation doesn't change the human rights of a person. They are inalienable.
The first right listed in the US Constitution is the right to life. Even if you live a not so good life you still have that right to life and nothing can change that.