It's not merely that conservatives are better at selling their product, or that they happen to have an easier-and undoubtedly simpler-ideological product to sell. It's that they know what they are selling. Liberals in general and Obama in particular cannot say the same.
“The opportunity to create a small world between two pieces of cardboard, where time exists yet stands still, where people talk and I tell them what to say, is exciting and rewarding.”
“Psychology is the science of the act of experiencing, and deals with the whole system of such acts as they make up mental life.”