少年怎知我情深似海
[shăo nián zĕn zhī wŏ qíng shēn sì hăi]
'How Could Youth Understand My Boundless Love?'. This portrays a sentiment about the profundity of matured emotions misunderstood by younger people. It highlights a disparity between youthful innocence compared to experienced, profound adoration shaped over time through various circumstances.