Classify the emotions found in the tweet "“We can easily #forgive a #child who is #afraid of the #dark; the real #tragedy of #life is when #men are #afraid of the #light.”–Plato". Select from the following: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If the tweet is emotionless, reply "neutral or no emotion".
optimism