Marijuana Use is Self-Regulating

There is a very nice self-titering aspect to cannabis. Each puff is a very small dose; the time lag between inhaling a puff and sensing its effect is small; and there is no desire for more after the high is there. I think the ratio, R, of the time to sense the dose taken to the time required to take an excessive dose is an important quantity. R is very large for LSD (which I've never taken) and reasonably short for cannabis. Small values of R should be one measure of the safety of psychedelic...

 Self-Awareness is Not the Self

Is self-awareness what constitutes a self? Self-awareness can be altered by psychoactive drugs, electrical stimulation, political or religious propaganda, even advertising.