The Chinese embassy told us that the implementation of any clean energy project "will go through scientific planning and rigorous demonstration, and will be subject to relevant supervision".

“We’re talking about the development of a rigorous system that qualifies the organizations ... who are doing things correctly.”

The result was a rigorous shot list of intentionally designed maneuvers — “maybe 35 or 36 pages, single-spaced,” Fray recalls, “meticulously describing every single pan, tilt, gesture or move with the camera.”

The show’s interrogation of conservative history is rigorous and occasionally peppered with expletives, but the exchanges with guests are nuanced and civil.

Cochrane reviews are incredibly rigorous and considered the highest standard in medical science.