Yes.  
You believe it is America's obligation to militarily intervene, and expend blood and treasure, if a situation anywhere in the world becomes sufficiently bloody.
I believe the opposite.  
As for the leader of democracy, Syria was not and is not a democracy. It seems that the leading rebel groups idea of Syria's future is more Islamic-Statish than democratic. So I don't think this is a war in defense of democracy. 
Swearing off foreign intervention has to become total for the U.S. Not, "I oppose intervention, except for my own pet ideologies and causes"