Sweet grass is pleasant to all the spirits.? Good spirits like it.? Bad spirits like it.? All like it.? The smoke of sweet grass is pleasant to the good spirits.? They come to the smoke.? They are pleased with one who makes this smoke.? They will listen to what such a one asks.? But the bad spirits come also to enjoy the smoke.? So, sage must be burned to make them sick.? Then, sweet grass to bring good spirits.