“Just then flew down a monstrous crow, As black as a tar-barrel; Which frightened both the heroes so, They quite forgot their quarrel.'
'I know what you're thinking about,' said Tweedledum: 'but it isn't so, nohow.' 'Contrariwise,' continued Tweedledee, 'if it was so, it might be; and if it were so, it would be; but as it isn't, it ain't. That's logic.'
'I was thinking,' Alice said very politely, 'which is the best way out of this wood: it's getting so dark. Would you tell me, please?'
But the little men only looked at each other and grinned.