What are some poems that say that although something is good, it still has shortcomings to express regret?

Inscription: completely original, no similarity! ~~

Everyone says that Jiangnan is good, and tourists should stay in Jiangnan until they are old.

The scenery is pleasant, but it evokes the regret of homesickness and living in a foreign land

Everyone wants to be smart when adopting a son, and I have been delayed by being smart all my life.

Su Shi

-(cleverness is regretted by cleverness)

The surging river flows eastward, and those heroes of the past are gone forever.

In an instant, human heroism was lost in the mortal world of history. )

A moment that should last forever has come and gone before I know it.

-(deep but unable to grasp the regret)

Sincerely advise friends to drink a glass of wine, and it is difficult to meet their loved ones when they go out to Yang Guan in the west.

It's a pity that old friends get together but face traveling alone.

After all, the world is just a small place.

-(It's a pity that I met a bosom friend but separated by mountains and rivers)

There are thousands of thoughts, and there is no arrangement in the world

Yu Li

(regrets unrelated to empty ambitions)