The Valley of Fear
The Valley of fear
Macdonald:How did you know there was a danger then.
Mrs Douglas:Can a husband carry a secret all his life and a woman who loves him have no suspicion on it? I knew it in many ways .By certain precautions he took.The way he looked at unexpected strangers.Certain words he let fall.
How does Mrs.Douglas convince the team of detectives that she was aware of the danger that her husband faced.
Plz plz answer.