I want to believe that would be possible, but unfortunately that's not how it works.
As a matter of fact, the textbook for one of the political science classes I took in college started by saying how the world is divided into two kinds of people: those who believe all the world's problems could be solved immediately if everyone cooperated rationally, and those who believe it all has to do with power.
Then he spent the rest of the book explaining why he believes the second.
"Ideology in Modern Politics," by Morgenthau.
I'm not as conservative as he is, but I'm also not naive enough to believe it's that simple.