Is the sentiment in the given input text negative?

Input Text: Happened upon #LoveAndHappiness #AnObamaCelebration on @user #ThankYouObama ... #Seriously #YouWillBeMissed #BlessYou #Love #Classy #Honor
Happened upon #LoveAndHappiness #AnObamaCelebration on @user #ThankYouObama ... #Seriously #YouWillBeMissed #BlessYou #Love #Classy #Honor