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Carl Sagan used recreational marijuana to help "open his mind".<ref>[http://boingboing.net/2009/10/07/carl-sagan-spaced-ou.html Boing Boing: Carl Sagan Spaced Out]</ref>

Carl Sagan used recreational marijuana to help "open his mind".<ref>[http://boingboing.net/2009/10/07/carl-sagan-spaced-ou.html Boing Boing: Carl Sagan Spaced Out]</ref>

Cannabis was first cultivated in China around 4000 B.C.<ref>[http://www.interestingfacts.org/fact/facts-about-marijuana Interesting Facts: Facts about marijuana]</ref>

Cannabis was first cultivated in China around 4000 B.C.<ref>[http://www.interestingfacts.org/fact/facts-about-marijuana Interesting Facts: Facts about marijuana]</ref>

U.S. Declaration of Independence was written on hemp paper.<ref>[http://www.interestingfacts.org/fact/facts-about-marijuana Interesting Facts: Facts about marijuana]</ref>

U.S. Declaration of Independence was not written on hemp paper, despite popular belief.<ref>[http://www.usconstitution.net/constfaq_q145.html Constitutional FAQ Answer #145 - U.S. Constitution Online]</ref>

George Washington grew marijuana. <ref>[http://usgovinfo.about.com/od/thepresidentandcabinet/a/gwtheman.htm The President and the Cabinet: George Washington the Man]</ref>

George Washington grew marijuana. <ref>[http://usgovinfo.about.com/od/thepresidentandcabinet/a/gwtheman.htm The President and the Cabinet: George Washington the Man]</ref>

Marijuana is over 100 times less lethal than Alcohol (ratio of lethal dose to effective dose)<ref>[http://en.wikipedia.org/wiki/Tetrahydrocannabinol Wikipedia: Tetrahydrocannabinol]</ref>.

Marijuana is over 100 times less lethal than Alcohol (ratio of lethal dose to effective dose)<ref>[http://en.wikipedia.org/wiki/Tetrahydrocannabinol Wikipedia: Tetrahydrocannabinol]</ref>.