Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @MHChat Childood experiences can  leave you with permanent deep sadness as adult  it can underlie everything #MHChat
This tweet contains emotions: 
sadness