Anger is like gasoline. If you spray it around and somebody lights a match, you've got an inferno. [But] if we can put our anger inside an engine, it can drive us forward.

Source: "Fighting with Non-Violence." TEDxExeter. Apr. 2012. Conference Presentation. Additional Information: Unchecked, anger is destructive and only creates chaos. However, if we can redirect this emotion and use it in a constructive way, it can give us inner power -- that is the meaning of this Scilla Elworthy quote. The quote was given in the context of Elworthy's 2012 TEDTalk about combating violence and injustice with non-violence. Watch the full TEDTalk here: Scilla Elworthy - Fighting with Non-Violence