Sometimes a few seemingly unconnected facts lead to a startling realization. Allow me to tell you about three I recently encountered. A financial advisor I’m friendly with told me an interesting fact I hadn’t heard before: The average American household buys 1,100 gallons of gasoline a year. That’s a lot–and with the national average price for gas last week at $3.906, that’s $4,297 annually that we’ll spend on filling up our cars. Compared to the price one year ago, it’s $1,147 more a year out of pocket. That’s a big deal to most people and it also means huge...