“They may well have had a backup system, but if it crashed at the same time as their main system, then that's all she wrote,' Riker said. 'Excuse mee, sir' said Data. 'That's all who wrote?' 'It's merely an expression, Mr. Data,' said Picard. 'It means that was the end of it. There was nothing they could do.' 'That's all she wrote' repeated Data. He nodded. 'Yes, I see. She, in this case, doubtless referring to the human conceptualization of Fate, writing a final chapter, as it were, and putting a period to the-' 'Please, Mr. Data,' Picard said impatiently.”