He and a friend kicked off their campaign by taking turns telling jokes in a park. When they ran out of jokes 10 days later, their audience was growing and more of them were laughing. "Why can't laughing be made into a kind of exercise?" wondered Kataria.
第一天他和朋友約好，到公園輪流講笑話給大家聽，到了第 10 天，所有人的笑話都講完了，但旁邊圍著的人卻越來越多、笑聲也越來越大，他想，「為什麼笑不能變成一種運動？」