The question is: is that sustainable? Can we continue to promote that sort of greenhouse gas emission? Can we continue to have that many trucks on the road? Can we continue to build so many roads? Why wouldn't we expand our rail network? Why wouldn't we find alternate ways of funding it? And, of course, it may only be one train on the Wairoa line up until right now, but build it—and, if what you've said is true, then kei te pai. But I'm one of those optimists; I'm a pragmatist. New Zealand First believes build it and it will come. Build it. With the population growth in this country exploding, we have tripped over the 5 million mark at lightning speed, and that has got to be a concern. And the future will not be in building more six-lane highways at the huge cost that the last Government poured into those roading networks—