[su_quote]Making the complex understandable is somewhat uncommon – not necessarily because it is impossible to do, but rather because those who instruct often do not strive hard enough to achieve it.[/su_quote] For just a moment, I was able to understand the differences between nuclear fission and nuclear fusion. A teenager explained it to me. We were riding along the highway on the way to a youth camp in a packed van. He was one of those uncommonly intelligent teens; but what made him unique was his ability to take a somewhat complex concept and explain it in a way that…