Now I put it to you--how could it be ?' 'But it _was_,' said Philip, 'or else how could I have got into it.' 'It's a little difficult, I own,' said Mr.Noah.

'But, you see, you built those cities in two worlds.

It's pulled down in _this_ world.

But in the other world it's going on.' 'I don't understand,' said Philip.
'I thought you wouldn't,' said Mr.Noah; 'but it's true, for all that.
Everything people make in that world goes on for ever.' 'But how was it that I got in ?' 'Because you belong to both worlds.

And you built the cities.