二五六，二五七，二八二九三十一... 你今後的好日子還長著呢!

Life are full of ups and downs.
We become smarter and stronger after go through all sorts of difficulties.
"I left the comany due to company re-org."

I will answer this way no matter who asks me in the interview.
I will not explain too much details.

You will have a bright future, you will definitely find another job.