He paused for a few moments, as though to allow what he had been saying to sink in.
‘Do you remember,’ he went on, ‘writing in your diary, ‘Freedom is the freedom to say that two plus two make four’?’
‘Yes,’ said Winston.
O’Brien held up his left hand, its back towards Winston, with the thumb hidden and the four fingers extended. ‘How many fingers am I holding up, Winston?’ ‘Four.’ ‘And if the party says that it is not four but five—then how many?’