http://cannabisnews.com/news/22/thread22434.shtml
http://www.ccguide.org.uk/nocancer.php
http://news.bbc.co.uk/1/hi/health/3655586.stm
http://paranoia.lycaeum.org/marijuana/facts/3-mj-myths
http://news.bbc.co.uk/2/hi/health/4286435.stm
http://stopthedrugwar.org/chronicle-...egonokay.shtml
http://news.bbc.co.uk/1/hi/health/662254.stm
http://www.schmoo.co.uk/thclub/thcuses.htm
http://www.newscientist.com/article....mg18624953.800
http://www.scienceblog.com/community.../20031341.html

That should be a start. Anyone who disagrees with you when you tell em it's almost harmless are arrogant, and ignorant of the fact it is a wonder "drug", i prefer the word PLANT.