“There was just a moment when things weren't quite the same, weren't quite as they had always been through the long friendship”

“Apartments in Crosscut weren't just depressing. They were wrist-slittingly bleak, and not quite as cheap as Madeline had imagined.”

“You weren't quite accurate just now." "I? Not accurate?" Poirot sounded affronted.”

“Sometimes people who had been together for a long time got to imagining that things used to be better, even when they weren't.”

“...the long train ride was like traveling through limbo. You weren't anywhere when you were on a train, she decided. You weren't where you had been, and you weren't yet where you were going. You were nowhere. It might be beautiful outside the window-and it was, she had sense enough to realize that-but it wasn't anywhere to her, just a scene passing by that was framed by the train window. (p160)”

“We've had a beautiful friendship, Diana. We've never marred it by one quarrel or coolness or unkind word; and I hope it will always be so. But things can't be quite the same after this. You'll have other interests. I'll just be on the outside.”