小悲小欢小流年小暖小昧小青春
[xiăo bēi xiăo huān xiăo liú nián xiăo nuăn xiăo mèi xiăo qīng chūn]
This translates roughly into small joys, tiny sorrows, gentle stream of years, little comforts and confusions of growing up - encapsulates the mixed feelings throughout the teenage years, suggesting that youth is filled with subtle emotions, both bitter and sweet moments.