Mary Richards:  Sometimes I think men have no idea what 's involved in caring for a baby . The amount of time that 's involved . The total commitment ...
Lou Grant: Hey ! Hey ! Why are you telling me ? I 've got three kids ! You do n't have any !
Mary Richards: Well , you do n't have to be a chicken to recognize an egg .
Lou Grant: Well , you do if you want to lay _ one _ .