Some Words

I really cannot understand what exactly you are trying to express.  I can only guess.  So if the correction is wrong, then write in Chinese for an accurate correction.

If I had something and had lost, I can get it back.  Isn't that right?  No use trying to complain.  Just forge ahead and never again to make the same mistake twice.  Each choice I make is a learning process for me.

If there something i had lost before,so there would be something get back instead,is it right?It's no use complaining,all i can do just go ahead and never make same mistake.Each choice all it mean to be .