Classify the emotions found in the tweet "Holding on to anger is like drinking poison and expecting the other person to die.\n#KissablesLoveSMShopmag\nAllOutDenimFor KISSMARC". 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".