Please analyze the tweet "LIFE TIP 101. I know unresolved #anger is likely to cause problems in several areas of my life. I must recognize it &amp; properly deal with it." 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".
anger, optimism