What's not said as often is how deeply felt and deeply moving his work can be.
His project will be judged, he said, as much on how well it helps other parts of Hewlett-Packard's business as it is on its own revenue.
But often it's not so much a question of what people say, as how they say it.
His story "Luxurious Hearses" has people from all over Nigeria debating on a bus, and the result is an immensely pleasing cacophony in which people are characterized not so much by what they say as how they say it.
Dan learns about the symbolism of animals, colours, bubbles and flowers; he learns about what pictures are saying as well as how they are painted.
"I was curious," Mr. Cosson said, "as to how much the faith and politics correlated".
"There is a legitimate consideration, it seems to me," Justice Starkey said, "as to how many runs someone can take with the same package" of evidence.
"We have received letters from the prime minister who said that he's now going to help us get answers but nothing's actually been said as to how they expect to do this and when".
"I'll have to take down that compost pile," I said, as we saw how it marred the view south.
Stephenie Landry, an operations executive, sounded "exhilarated", The New York Times said, as she described how she helped set up a new delivery system.
