Utahns and Americans lately have heard a lot of loud voices. Differences of opinion over all kinds of issues from politics to public lands to immigration to the economy. But is what you're hearing truly a reflection of how most people feel?  Or is it more like one far end of the bell-curve shouting across to the other end?   With that in mind, KSL Newsradio, KSL television, and KSL.com are traveling the state to try to get some perspective.   KSL Newsradio's Marc Giauque begins part one of our series... The road to understanding.