Nostalgia is denial - denial of the painful present... the name for this denial is golden age thinking - the erroneous notion that a different time period is better than the one ones living in - its a flaw in the romantic imagination of those people who find it difficult to cope with the present.
Man Ray: A man in love with a woman from a different era. I see a photograph! Luis Buñuel: I see a film! Gil: I see insurmountable problem! Salvador Dalí: I see rhinoceros!