The oracle bone and metal inscriptions of the characters"sang丧"(mourning,funeral),"e噩"(ominous,bad)and"sang桑"(mulberry tree)are similar in sound,shape,and meaning."Sang丧"expresses the idea of crying to the thunder god in the mulberry forest to pray for rain,while"e噩"means holding a mulberry wood pillar while calling the thunder god and asking for rain.The ancients believed that"silkworms are dragon spirits",videlicet,that the silkworm is one of the incarnations of the god of thunder.Praying for rain in the mulberry forest,was a rite most l...