We can't 'realistically' expect the war to end soon. = 'Realistically', we can't expect the war to end soon.
The battle scene in the movie was very 'realistic'. [=it seemed very much like a real battle]
We have to be 'realistic' and accept the fact that these problems cannot be solved easily.
(..) that's gotta be a good sign, right? - Sure, I'll take that. Right, Walt? - Right. Couldn't that mean that the chemo is working? Well, realistically, it may just mean that we've got the antiemetics tuned right. Truth is, until Walt's finished this round of chemo... ...and we look at a new PET scan, (..)2008 TvShow: Breaking Bad Title: A No-Rough-Stuff-Type Deal Season: 1 Episode 7
(..) a four-minute response time. Unless a patrol car is cruising that street at that moment... you got four minutes before they can realistically respond. In one minute, there were blue boys out there... all knowing exactly what the fuck they were doing, and they were all there! (..)1992 Reservoir Dogs
(..) She may wake up by that date. She'd be disappointed if the date was canceled. Mai was really looking forward to it. Yes. I understand, but realistically... If she doesn't wake up by then, I'll reserve the same date next year. Please. I'll bring you a drink. Is it difficult? (..)2017 The 8-Year Engagement