Nir Meir, Ziel Feldman, and Helene Feldman. Photo-Illustration: Curbed; Photos: Shutterstock/Getty Images This article was featured in One Great Story, New York’s reading recommendation newsletter. Sign up here to get it nightly. Ziel Feldman is in good company. At least that’s what the real-estate developer at the center of one of the most spectacular meltdowns in recent memory has been telling himself. The Manhattan real-estate industry is a game of winners and losers, Feldman says, and even titans lose big sometimes. Over the past 18 months, Feldman’s firm, HFZ Capital Group, has been obliterated by foreclosures and investor lawsuits, a collapse that has dredged up unflattering details about the company’s…