The more sceptical Giovanni was, the greater the honour in having produced anything so rarely beautiful.
"I made those, and many others which the master keeps in his house," he said.
Giovanni would have liked to give him the lie, but he dared not just then.
"If you made them, you could make something of the kind again," he said.
"I should like to see that.

Take your blow-pipe and try.

Then I shall believe you." "There is no white glass in the furnace," answered Zorzi.

"If there were, I would show you what I can do." Giovanni laughed sourly.
"I thought you would find some good excuse," he said.
"The master saw me do the work," answered Zorzi unconcernedly.

"Ask him about it when he comes back." "There are other furnaces in the glass-house," suggested Giovanni.