Sometimes, he said, a collector will come by his space to make a purchase.
Since about 1990, collectors of pins have been coming to the 8th arrondissement to carry on their trade.
"Serious collectors who haven't added to their collections in two or three years because they refused to pay the high prices are coming back."
"Major collectors of 1980's and 90's art come here to see shows," he said.
I remember a Belgian collector came to my home to look at some works.
Or the show might be a record of how the collectors came to know what they like.
Other famous collectors had also come round to this way of thinking.
"There are a lot of other galleries in the neighborhood and hotels where collectors from all over the world come to stay."
One night, when the collector came, his mother could not afford to pay and the criminal beat her.
But at times collectors come to visit and look at what they own just for the joy of it.