"We just didn't talk about it because it would sour our relationship, " he says of his friend.

WSJ: India Rape Victim's Friend Describes Their Love Story

Nobody loved our sentences as we loved them, and so they congealed or grew sour on our tongues.

NEWYORKER: The King of Sentences

Our savory dishes are more salty, our hot dishes are more hot, our sweet dishes are more sweet, our sour things are more sour.

CNN: Indian master chef gets fresh at 'world's best restaurant'

Our last meeting with Newbury ended on a rather sour note.

BBC: Clive Stuart-Smith column

To propose that we superannuate our voting system is a futile gesture, because it smacks of sour grapes.

CNN: latimes.com: Is this any way to pick a president?