A boxer

1. I can take what they dish out.
2. I’m as hard as nails.
3. I’ve made up my mind.
4. I won’t allow it.
5. I jumped in with both feet.
6. I stick to my guns.
7. I don’t know the meaning of the word quit.
8. I’ve taken the worst that they can dish out, and I’ve still survived.

A boxer