"So I think what Pope Leo is telling us is: This is important — listen up; pay attention." "This is the fastest growing technology we've ever seen in the world," Cooney said. With this encyclical, Pope Leo has "established the Church as a moral authority on this topic," Cooney said. He acknowledges all the dangers and the confused and afraid state of the world," Cooney said. "Let us not be afraid to get our hands dirty on the 'construction site' of our time," Pope Leo writes in the encyclical.