Exactly. Smoking tobacco can kill you, Cannabis is used medically and studies show it's less harmful than alcohol. So i doubt he would turn down a substance in which he won't get addicted to. Quitting smoking only relates to tobacco, for a good reason. Drinking wine is more damaging to your health than smoking cannabis. Nutt, D.; King, L. A.; Saulsbury, W.; Blakemore, C. (2007). "Development of a rational scale to assess the harm of drugs of potential misuse". The Lancet 369 (9566): 1047. doi:10.1016/S0140-6736(07)60464-4. PMID 17382831 http://www.ncbi.nlm....pubmed/17382831