Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: From harboring Osama bin Laden to its relationship with Haqqani network, there is enough evidence to prove Pakistan is sponsoring terrorism
This tweet contains emotions: 
anger, anticipation, disgust, fear