Operation

Some scarring may result, but the long-term benefits should mitigate any cosmetic concerns.

"Not"

At first, this morning, I thought it might have been the first one.  Then, I just wasn't sure at all.  After that, I became convinced that it must certainly be the second one.  I'm still leaning that way, but now I'm starting to wonder...

Warned

You might want to do it right...