a quarter to six
It lasted so long , and exhausted him so much , that he fell asleep , without having the energy to get up and finish undressing . He awoke after midnight to find himself stone cold . He undressed and got into bed , and was soon asleep again . At a quarter to six he woke , and instantly remembered . Having pulled on his trousers and lighted a candle , he went into his mother 's room . He put his hand before the candle flame so that no light fell on the bed . `` Mother ! ''