"Well, a friend of mine has dreams of killing people with barely a care, and I destroyed an entire system of planets to eliminate two races and stop an entire war, including my own people." His tone wasn't that of superiority; his intention wasn't to tell Finnick to suck it up. He was trying to reach out and let him know that he was anything but alone.
"So what I'm saying is, I suppose I understand exactly how it sounds. And it's all right."