Sen. Bernie Sanders at a news conference introducing the “Medicare for All Act of 2019,” April 10, 2019. (Aaron P. Bernstein/Reuters) This moment in time is why William F. Buckley Jr. created NR — and why…

Warren Buffett. Mark Wilson/Getty Images While Berkshire Hathaway is holding the 2019 edition of its annual meeting on Saturday, one piece of advice from Berkshire CEO and market sage Warren Buffett from the 2000 meeting…