The most emotionless society is Singapore's despite its reputation for being among the world's richest, a new survey has revealed. Gallup looked at 150 countries where about 1,000 residents were asked whether they experienced five positive and five negative emotions a lot during the course of a day. The results were based on interviews taken over a three-year period. Questions included whether people felt well-rested or enjoyment, smiled and laughed or felt worry, sadness, stress or anger. The 36% in Singapore who reported feeling anything is the lowest in the world, the Washington-based research and analytics organization found. This figure...