Determine the emotional tone of the following tweet: "“Set a goal to achieve something that is so big, so exhilarating that it excites you and scares you at the same time.” \n― Bob Proctor". Use the provided emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. Respond with the emotions you identify or "neutral or no emotion".
joy, optimism