Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: How much time should I give to my friend who lost his laptop to mourn before I can ask him to give me his laptop charger and extra battery??
This tweet contains emotions: 
anticipation, sadness