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: The time has now come that we have to combat this wave of #terrorism with the right tools of the trade. - HH @YounusAlGohar #BanWahhabism
This tweet contains emotions: 
anger, disgust, fear, optimism