Q: It means that you missed an ancient poem that will never happen again.

Tomorrow will never come.

Once I tasted the vast sea, I felt that the water in other places was pale; Once you have experienced the clouds in Wushan, you feel that the clouds elsewhere are eclipsed.

It's been a hundred years since a slip of the foot became a lasting regret.

If life is just like the first time, you don't have to draw a fan in the autumn wind.

People don't know where to go.

When the flowers should be folded, we should fold them quickly, and don't wait for the flowers to wither before folding one.