Complete the theater saying: "There are no small parts..."

Complete the line from a parable in Matthew: "Many are called..." Complete the line from Luke 11:23: "He that is not with me is..." Complete the opening line of "Twelfth Night": "If music be the food of love,..." Complete the proverb: "Living well is the best ___". Complete the title of Dean Ornish's 1993 bestseller "Eat More, ___". Complete the proverb: "Every dog has..." Complete the title of Eldridge Cleaver's 1968 memoir "Soul on ___". Complete the title of Little Richard's 1958 song "Good Golly, ___".