Watch Warren Buffett's full interview with CNBC's Becky Quick

In this interview, Warren Buffett speaks about rail road, Berkshire Hathaway, economic slowdown, yield curve, recession, stock vs. bond, airlines & automotive industry, capitalism, inequality, benefits of free trade, IPOs, entertainment industry, Apple, American Express, Wells Fargo, real estate commission, philanthropy with 2% of GDP, odds, skills, and equal value of every human life.