[[Sensation]] relates to [[Neuronal organisms]] relates to [[Societies with Division of Labour]] [[Perception]] relates to [[Neural cord]] relates to [[Societies with Division of Labour]] [[Impulse]] relates to [[Reptilian brain stem]] relates to [[Groups/Families]] [[Emotions]] relates to [[Limbic system]] relates to [[Groups/Families]] [[Symbols]] relates to [[Neocortex (triune brain)]] relates to [[Tribes]]