Examine the tweet "My encouragement today is my dog while my head is in a fog. #epicfail  #feelingfedup #tired #ihaveheardeverything #wondering" and determine which of these emotions are present: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If there are no identifiable emotions, reply with "neutral or no emotion".
joy, optimism