He was filled with 'the milk of human kindness'. [=he was filled with kindness; he was very kind]
They 'milked' [='exploited'] their advantage for all it was worth.
greedy landlords 'milking' their tenants of all their money
(..) - Smarties cereals. - Oh my God! I didn't even know Smarties made a cereal. They don't. It's just Smarties in a bowl with milk. Case closed! It's too much sugar, that's all! No no! Hold on now! I basically live on sugar and we've never had (..)2006 TvShow: The IT Crowd Title: Aunt Irma Visits Season: 1 Episode 6