Been there, done that. The lies about the dangers of cannabis are limited in theory. They have nothing left to do buy recycle those lies/propaganda/mis-information.
Cannabis makes you crazy
cannabis makes you violent
cannabis makes you non violent
cannabis makes you unmotivated(tell that to the millions of musicians/ actors/ carpenters/ americas founding fathers,etc etc)
Cannabis makes you do harder drugs(95% of cannabis users never go on to other substances)
cannabis makes you want to kill
Cannabis causes cancer(no cancer reported to this date)
cannabis causes birth defects(none to report so far folks)
Cannabis makes you stupid(Tell that to Einstein, Sagan, Washington, Jefferson, Franklin, Ted Turner, Michael Bllomberg mayor of nyc self made billionaire, etc etc)
As for cannabis causing Schizophrenia ? Thats crazy.

dai*ma