Lengthwise Lyrics

Lyric discussion by BloggerET 

Cover art for Lengthwise lyrics by Phish

I think, conversely to what Jazzin' said, perhaps he means that the only thing that's different when she's gone is how he sleeps. You normally wouldn't just say how you sleep, you'd say how you are more comfortable or that you miss her when she's gone. He feels more free when she's away, he can take up the whole bed laying diagonally.