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: @DatelineNBC this is a sight, sound &amp; smell to behold in person--still gives me the creeps to think about.
This tweet contains emotions: 
fear, pessimism