He later apologized for his 'outburst' (of anger).
an 'outburst' of violence/creativity/rumors
an 'outburst' of anger/kindness
(..) - She's warming up. All right. With energy. Go. People of Panem, we fight! We dare to end this hunger for justice! You've just been in battle! I'm sorry. Excuse my outburst. You've just been in battle. Let's try it again. Whenever you're ready. People of Panem, we fight! (..)2014 The Hunger Games: Mockingjay - Part 1