"I don't mean a lot of things I say," Kovacs agrees, watching Matt steadily, "but I still say them."

It just means that whoever he says things to has a challenge on trying to figure out what the fuck he means and what the fuck he doesn't.

"Taking it you've never died before?" Kovacs asks. Which meant he wasn't from a place with stack technology and he didn't come from whatever fucked up world this station was stuck in.