So 50 British Pounds back in 1954 is worth 1378 Pounds today. Considerable for a stolen love letter ransom. Don't marry poor boys. They have nothing to lose and they are willing to do anything.
The son could only talk to his father in the sister's absence? Despite the ostensible 'answer' given at the end that God exists in the form of love, the film is full of ambiguities, as all the characters' reliability remain in question till the end.