midnight
That it came through themselves is as sure as that it spelt out detailed phrases of encouragement and guidance with regard to their coming visit to the Bank . That they both were carried away by it into joy and the happiness of sincere relief of mind is equally a fact . That their receptive mood attuned them to overhear subconsciously messages of thought that flashed across the night from another mind in sympathy with their troubles -- a mind hard at work that very moment in the carpenter 's house -- was not known to them ; nor would it have brought the least explanatory comfort even if they had been told of it . They picked up these starry telegrams of unselfish thinking that flamed towards them through the midnight sky from an eager mind elsewhere busily making plans for their benefit . And , reaching them subconsciously , their deep subconsciousness urged the dirty saucer to the spelling of them , word by word and letter by letter . The flavour of their own interpretation , of course , crept in to mar , and sometimes to obliterate . The instruments were gravely imperfect .