There are also the endocannabinoids (cannabinoids made by the body), such as anandamide and 2AG. They're also perfect fits for the cannabinoid receptors. These cannabinoids are responsible for many basic health functions in the body, for part of the conception process, and they're found in breastmilk.
But you and Mary Jane are DEFINITELY made for each other, too, no doubt about that! Humans have evolved right alongside this plant, eating it, smoking it, wearing it, living in it. It was the first domesticated crop. It's part of us and our chemistry has evolved with the plant. One love <3