Coca-Cola (KO 1.75%) is one of the most iconic Warren Buffett stocks. The company is the second-largest position in Berkshire Hathaway's (BRK.A 0.05%) (BRK.B 0.05%) portfolio, it has produced massive gains for Berkshire over time, and Buffett has no plans to sell Coca-Cola anytime soon. The following slideshow offers some ideas and quotes to explain why Coca-Cola is one of Buffett's favorite companies and what this says about Coca-Cola going forward.