In Tunisia, act of one fruit vendor unleashes wave of revolution through Arab world

"Revolutions are explosions of frustration that can build over decades, but it is often a single spark that ignites them."

Link: http://www.washingtonpost.com/world/in-tunisia-act-of-one-fruit-vendor-sparks-wave-of-revolution-through-arab-world/2011/03/16/AFjfsueB_story.html