Thief of Time - All the time

'Aren't we supposed to be saving the world?' she said. 'I don't want to rush anybody, of course.'

'There's something I must do first,' said Lobsang. 'I must meet my mother.'

'Have we got ti-?' Susan began, and then added, 'We have, haven't we? All the time in the world.'

'Oh, no. Far more time than that,' said Wen. 'Besides, there's always time to save the world.'

***

The Thief of Time - p327