Lets remember, Van Jones is an admitted Communist. Throw grandma off the cliff? Democrat hyperboyle is over the top! How stupid would one need to be to fall for this crap? Actually it is the Democrats who not only want to kill children but have killed millions through their practice of Abortion. People in glass houses shouldn't throw stones. Think before you speak!
Implicit in these art forms there are several tantalising possibilities. Although commonly attributed to the depiction of shamans who perhaps played a central role in the religious life of stone age cave dwellers.