What is it like to be high? What is the positive potential of this altered state of consciousness for medical and inspirational uses? How exactly does marijuana enhance cognitive functions like our ability to remember episodes, our attention, perception, and our ability to recognize patterns? To introspect bodily states, to empathically understand others and to generate new ideas and insights? How do the various cannabinoids and terpenes contribute to the high? Can we systematically research the high? And how important is research in this field?