“Oh, It's going to be so easy to kill you", scoffed Opal.”

“It’s so dreadfully easy — killing people… And you begin to feel that it doesn’t matter… That it’s only you that matters! It’s dangerous — that.”

“Oh my God, she was retarded and I was going to kill Jim.”

“…So really, it's just y—" [enemy player kills him] "—oh, dammit!—you, your gun, and your friends.”

“It's so easy that when you begin you can't stop. You just go on and on doing it always.”

“It is easy to kill when you don't see your victim.”

“Oh I'm just a man, that's the way I was made.
I'm not too good at sayin' what you need me to say.
It's always right there on the tip of my tongue.
It might go unsaid but it won't go undone.
So when those three little words come so easy to you,
I hope you know what I mean when I say, me too.”

“It’s hard to kill a city, but easy to kill a company.”

“So?" Bob said. "Hat up, go kill her. Problem solved."
"Bob," I said. "You can't just go around killing people."
"I know. That's why you should do it."
"No, no. I can't go around killing people, either.”

“Life is short. People are not easy to know. They're not easy to know, so if you don't tell them how you feel, you're not going to get anywhere, I feel.”