“Some researchers believe that dreaming is what happens when sensory input to the brain is greatly diminished: the brain then ‘freewheels’, synapses firing more or less at random, and the brain tries to make sense of the resultant stream of images.”

“There were at least four contexts in which San shamans acquired insights into the spiritual world: – the trance dance, – special curing rituals, – viewing rock art, and – dreams.”

“A shaman’s activities as a sorcerer, or his own conscious act of entry into the supernatural world, were a kind of “killing”.”

“Entering a cave” or rock was a metaphor for a shaman’s altered state; therefore, caves (and rocks more generally) were considered entrances or portals to the supernatural world.”

“In Lascaux and other sites, hoofs are depicted to show their underside, or hoofprint.”

“Once human beings had developed higher-order consciousness, they had the ability to see mental images projected onto surfaces and to experience afterimages.”

“Improved memory made possible the long-term recollection of dreams and visions and the construction of those recollections into a spirit world.”

“I believe it is reasonable to assume that higher-order consciousness developed neurologically in Africa before the second wave of emigration to the Middle East and Europe.”

“Shamanism is not simply a component of society: on the contrary, shamanism, together with its tiered cosmos, can be said to be the overall framework of society.”

“The ‘wounded men’ may, I argue, represent a form of shamanistic suffering, ‘death’ and initiation that was closely associated with somatic hallucinati”

“Shamans submit to death in order to serve their communities.”