88 percent of people believe that they know someone they could rely on in a time of need. People in New Zealand, Iceland, and Denmark feel most secure. In these countries, 95 percent or above believe their friends have their back in times of need, while people in Hungary, South Korea, and Mexico report the lowest levels of confidence with 82, 76, and 75 percent, respectively. A couple of years ago, I called my bank to see if I could borrow some money to buy a place to live. When I said that I studied happiness
