cracker-barrel philosophy
noun /ˌkrækə ˌbærəl fəˈlɒsəfi/
/ˌkrækər ˌbærəl fəˈlɑːsəfi/
(North American English, informal)- honest, simple or direct opinions such as those expressed during a friendly conversation or argument. The phrase was originally used for discussions around the large barrel of crackers (= thin, dry biscuits) once kept in most large US food shops.