柠檬很酸却不及我心酸草莓很甜却不及我心甜
[níng méng hĕn suān què bù jí wŏ xīn suān căo méi hĕn tián què bù jí wŏ xīn tián]
In English it means 'lemons are sour but not as my heart is strawberry is sweet but no as my heart.' Conveyed feelings about someone who feels that despite various external stimuli, nothing matches their inner turmoil or joy.