She agreed to help him 'out of the goodness of her heart'. [=because she is a kind and generous person]
He finally got a raise. 'Goodness knows' he deserved one. [=he certainly deserved one]
If you cook the vegetables too long, they'll lose all their (natural) 'goodness'.
(..) I'm not wearing make-up! Could you have a word? They're driving me out of my tiny little mind. Guys! You gonna have to... Oh my goodness! What happened to your face? We had an argument. Oh God, have you seen this? What's happening? This is insane! What's going on?! (..)2006 TvShow: The IT Crowd Title: Aunt Irma Visits Season: 1 Episode 6