英语翻译汉译英:曾经有一份真诚的爱情摆在我面前,但是我没有珍惜,等到了失去的时候才后悔莫及,尘世间最痛苦的事莫过于此,如

There has been a true love in front of my eyes,but i have not cherished it.And i get so regreted losing it,which is the most sorrowful thing on earth.if the God can give me another chance,i will say to that girl,i love you.And if this true love should have a deadline,i hope it's 10000 year.