It is one of modern history’s more famous quotes: “If a man is not a socialist at 20, he has no heart. If he remains one at age 40, he has no head.” These words (and variations thereof) have been attributed to everyone from Disraeli to Clemenceau to Churchill. Whatever the true source, they convey a wisdom that frequently is going unheeded in America. And we risk becoming an ever more controlled and corrupt society. Consider recent survey data.This January, the public relations firm Axios released the results of a SurveyMonkey online poll of nearly 2,800 U.S. adults. Respondents were asked...