"He lay far across the room from her, on a winter island seperated by an empty sea.

Wasn't there an old joke about the wife who talked so much on the telephone that her desperate husband ran out to the nearest store and telephoned her to ask what was for dinner? Well, then, why didn't he buy himself an audio-eashell broadcasting station and talk to his wife late at night, murmur, whisper, shout, scream, yell? But what would he whisper, what would he yell? What could he say?

And suddenly she was so strange he couldn't believe he knew her at all"

pg 41-42, Fahrenheit 451

I totally understand how Montag feels.