http://www.flex.com/~jai/articles/101.html
The article is very scientific and logical. But it sounds a bit aggressive and negative. That’s one of ways to bring persuasion to bear upon vegetarianism or veganism. You also have another way to convert people to vegetarianism or vegenism positively encouraging and inspring them: You show your happy, peaceful and compassionate life practicing vegetariansim or veganism.
Action is more powerful than speaking.
Design of Life 