Staying the course could be even more important than being smart.Today's Stocks & Topics: I-Bonds, What We Learn From 2010 Crash, Gold, GGN - GAMCO Global Gold Natural Resources & Income Trust, EA - Electronic Arts Inc., PZZA - Papa John's International Inc., BOFI - BofI Holding Inc., VGPMX - Vanguard Precious Metals & Mining Fund, Interest Rates, WMT - Wal-Mart Stores Inc., AMZN - Amazon.com Inc., Annual Percentage Rate (APR), Annual Percentage Yield (APY), KMI - Kinder Morgan Inc.