No. Another quote: "I understand that I will be made to suffer for my actions". He released his files on September 17th. Know what day that is? Constitution Day. Snowden would never get a fair trial; you can bet your last cent on that.
You are way off thinking he wants to "garner sympathy". He saw how our own government had ignored the Constitution (4th Amendment), abandoned due process, and was spying on it's own citizens.
Senator Frank Church warned us back in 1975 that when the spy apparatus was turned inward toward Americans, we would not be a free society any longer.