People wince when something is in bad taste. They laugh when it's funny. If it's too dirty or wrong, they won't laugh. But if it's a big, dirty, smart, funny laugh, they love it.
“All married couples should learn the art of battle as they should learn the art of making love. Good battle is objective and honest - never vicious or cruel. Good battle is healthy and constructive, and brings to a marriage the principles of equal partnership.”