There's no rewind button in life. But as we've unfortunately seen in recent events from Ferguson, MO to the Middle East history too often repeats itself. In a world in which nearly anyone and everyone has a voice, how often do you reflect on how you are using it? To sit by, to be silent, and to wait for someone else to speak against injustice and ignorance is to give up your power. This short talk by Clint Smith captures the power of voice by thoughtfully describing the dangers of silence.