Conversation With A Model Maker

That's a very nice model of the universe you've constructed there.

Handsome isn't it!

But what are all those bits lying in a heap.

Oh those. Don't worry about them.

No, but really. Some of them look sort of interesting...

Not really. They're for the trash.

Oh?

They didn't fit.

And you tried?

Of course. But they can't be important. See, the thing works perfectly well without them...