The two most important words I ever wrote were on that first Wal-Mart sign, โSatisfaction Guaranteedโ. They're still up there, and they have made all the difference.
Sam WaltonControl your expenses better than your competition. This is where you can always find the competitive advantage.
Sam WaltonKeep everybody guessing as to what your next trick is going to be. Don't become too predictable.
Sam Walton