What is the poem of bitter past and bittersweet life?

"Past life is bitter and sweet, this life is sad and happy" comes from:

The modern poem "No Desire" is evil and young.

original text

I've suffered a lot in the past, and I've had mixed feelings in my life.

In the impermanence of the Central Plains, I still laugh when I am stubborn.

I hate the night. I'm burning.

Through the wheel of life and death, there is a strange way.

analyse

Love doesn't hurt, it hurts itself, and it wants nothing. Who can do that? It is better to break love with a sword.