When it's been a long time since they had a teenage life
他们从少年时代就开始不断努力
What did you learn at school today ?
今天你在学校学到了什么?
That's what the teachers used to say
这就是老师常常说的
But they don't know
但他们并不知道
Don't understand, do they ?
也不理解，不是吗