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
(..) - No, no, it's just heavy. - That's why they hire men. Hey, it's not gonna bite you. Looks like Keith Richards with a glass of warm milk, doesn't he? Hey, Walt. Everybody, listen up, listen up, listen up. I'm gonna give a toast, a little toast to my brother-in-law. Come here. Walt, you got a brain (..)2008 TvShow: Breaking Bad Title: Pilot Season: 1 Episode 1