If you have a cross to bear, I think it's fair, if you use it as a crutch.
If you have a cross to bear, it's only fair, that you use it as a crutch.

If you have a cross to bear, I think it's fair, that you use it as a crutch.
If you have a cross to bear, it's only fair, if you use it as a crutch.

Use it as a crutch...
I think it's fair, if you use it as a crutch.