Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: wonder if at any point #BobMarley ever actually became #afraid of just how #high he'd gotten. :o #420
This tweet contains emotions: 
fear