I'm pretty sure Kerry's face in the last one is a reference to on old manga, but I can't pin down what scene it is exactly. Maybe something in Golgo 13.
It's better for you to throw away such naive thoughts as soon as possible, it's for your own good.You want to save the world?
Who is that, you asked? Who knows, I wonder who could it be...
Such pointless efforts... though I know of someone that always keeps going for it no matter how many times it takes.
If it's you... you may just be able to accomplish anything that you've set your sights on...
Regardless of what miracles the future may holds, my life... my sins will not change. But I, for the things that I didn't have to bring myself to commit, I-- I'm...
I don't know your circumstances and I have no interest in knowing them either.At any rate, I will just carry out my duty as a Servant...
That will be it.