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There is a tiger in my room,' said Frances. 'Did he bite you?' said Father. 'No,' said Frances. 'Did he scratch you?' said Mother. 'No,' said Frances. 'Then he is a friendly tiger,' said Father. 'He will not hurt you. Go back to sleep.

Russell Hoban “BEDTIME FOR FRANCES”
There is a tiger in my room,' said Frances. 'Did he bite you?' said Father. 'No,' said Frances. 'Did he scratch you?' said Mother. 'No,' said Frances. 'Then he is a friendly tiger,' said Father. 'He will not hurt you.