The 420 Code, the guide to the high life.

“There is a smokers’ ethic, a morality of Mary Jane, a testament of trees. This is the 420 Code. The 420 Code is a guide to the high life, containing the 4 Virtues and 20 Rules of Thumb. The 4 Virtues are Openness, Honesty, Freedom, and Fun.
These are the teachings of the stoner. They were first shared anonymously and have since been read more than one million times.