Please analyze the tweet "#ArchangelSummit @sethgodin  Anyone can be brave but you just have to last 5 mins longer than everyone else. #leadership #fear" and classify its emotional content. Choose from the following emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If no emotions are detected, respond with "neutral or no emotion".
fear, optimism