Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
Tweet: “Set a goal to achieve something that's so big so exhilarating that excites you &amp; scares you at the same time.” \n― #BobProctor
This tweet contains emotions: 
fear, joy, optimism, trust