1·Look at the back of the old man away, I take a tumble.
看着那位老人渐行渐远的背影，我恍然大悟。
2·Like the outcome after an exam, death makes us aware of anything, That is, its too late to take a tumble.
死亡教会人一切，如同考试之后公布的结果？虽然恍然大悟，但为时晚矣！