When I was 17,I read a quote that went something like:"If you live each day as if it was your

肯定是不行的,原因有点难说清楚啊.说点自己的看法
1.express 表达,一般是人表达某个东西,不能用a quote做主语.
2.say / read 都具有 上面写着,上面的内容是 什么的意思
但没见过 可以跟 something like的
3.as the saying goes,the song goes like this...中的go用的还是比较灵活的
尽我所能,希望对你有点用!