Yeah, dude, that's my point. Usually your head's so full of fucking Shiro, [both literally and figuratively] there isn't any room for your own bullshit.
[Pauses for a moment, studying Keith and also just getting a sense of the thoughts all around him. Plenty of people are thinking weirder than usual, and he can hear Shiro's thoughts (full of WAY TOO MUCH TRAUMA AND SADNESS AND KEITH to deal with, but).]