He said that they have a science behind that art, and they've actually created four essential pillars, nine key indicators and 72 different metrics that help them to measure their GNH.
Dan mereka berkata mereka memiliki ilmu di belakang seni itu. Dan mereka menciptakan empat pilar pokok, sembilan indikator kunci dan 72 matrik ukuran yang berbeda untuk benar-benar mengukur GNH mereka.