Analyze the tweet "Yesterday is history, tomorrow is amystery, and today is a gift; that's why they call it the present #livelife #humbleness #smile #live" and indicate which emotions from the list (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) are expressed. If no emotions are found, answer with "neutral or no emotion".
anticipation, joy, optimism