We've known each other for ten years.
Ten years of time have taken away or brought.
There are several decades in life.
He said: "Zhou Heng, I, Chen Zhiheng, spent the first seventeen years waiting for your arrival; the seven years after I turned seventeen, I was with you; the three years I entered the entertainment industry, I was waiting for your return. Finally, I waited for you. I will have you for the next ten years of my life."