Feelingbothpositiveandnegativeemotionsisanaturalpartofb...
问题详情：Feelingbothpositiveandnegativeemotionsisanaturalpartofbeinghuman.Wemightusetheword"negative"todescribemoredifficultemotions,butitdoesn'tmeanthoseemotionsarebadorweshouldn'thavethem.Still,m...