For more than a century, California has been the state where people flocked for a better life — 164,000 square miles of mountains, farmland and coastline, shimmering with ambition and dreams, money and beauty. It was the cutting-edge symbol of possibility: Hollywood, Silicon Valley, aerospace, agriculture and vineyards. But now a punishing drought — and the unprecedented measures the state announced last week to compel people to reduce water consumption — is forcing a reconsideration of whether the aspiration of untrammeled growth that has for so long been this state’s driving engine has run against the limits of nature. The 25 percent cut in water consumption ordered by Gov. Jerry Brown raises fundamental questions about what life in California will be like in the years ahead, and even whether this state faces the prospect of people leaving for wetter climates — assuming, as Mr. Brown and […]