Memories have a flavor you taste with the buds in your chest. And as you're living, you don't taste it, because it's entirely retroactive. It can taste good or bad, but its weight always hurts your chest because its so heavy.
actually, smells and tastes are the most effective forms of reliving feelings. your mind associates feelings with smells and flavours. depending on what youve smelt before, smells become more and more meaningful as your mind stores new relations