Humans have necessary elements in their lives.
Death, pain, anger, sadness, loneliness, etc
The author calls this a negative factor.
But most humans turn a blind eye to this.
It's different to think every moment and try to avoid and not think.
Humans accept negative factors as a whole, not a part of life
Humans grow when they run away, fight and struggle.
And the negative factor turns into a positive factor.

The artist established this hypothesis, expressed it in perspective, and showed it to the audience
They want their lives to go in a better direction.