"[In Paris,] We crossed an important milestone to prove that our business model is sustainable," Kennel said.
And it's announcing a major milestone to prove it today: It's sold more than $1 billion tickets in total.
"It's just another milestone and proves somebody can do something," Ekstrom told CBS 6 (video above).
But more surprising is that nine other series, including Action Comics, Batgirl and the Flash, at least doubled their normal sales and sold over 100,000 copies, a milestone that had proved increasingly difficult for comic-book publishers to reach.
Times Lev Grossman wrote ODST was a "milestone" as it proved "Bungie can use the same instrument to play in totally different key," adding to the longevity of the Halo franchise.
In addition, your go-forward plan needs tactical milestones to prove it's working.
Held at Christie's in New York, the auction of the Victor and Sally Ganz collection produced record valuations for paintings and proved a milestone in the transformation of art into a global commodity.
The Globes, given by the Hollywood Foreign Press Association, a group of about 90 writers and freelancers, are not taken seriously as artistic milestones, though they have proved a decent prognosticator of the eventual winner for the best-picture Oscar.
Steven Poole – who recently passed that milestone – has been proving that it's not all slippers by the fire thereafter.
Joining up social and criminal justice policy at last is a better legacy or major milestone, whichever it proves to be, than achieving the highest custody rate in Europe or becoming world leader in prison privatisation.
