An inspirational life-changing speech by Gary Yourofsky, an animal liberation activist, national lecturer on animal rights and veganism, and founder of ADAPTT, a non-profit organization based in the US: http://adaptt.org
The speech was held at Georgia Tech university in July 8 2010.
Gary Yourofsky is a vegan activist who has given 2,660 lectures to more than 60,000 people at 186 schools in 30 states and several Israeli cities/schools. His lecture has been translated into more than 30 languages for over 10 million YouTube hits.
The Speech That Started It All: http://youtu.be/U5hGQDLprA8