Gloria Ladson-Billings - 'The Dream Keeper by Langston Hughes'

The video features a reading of 'The Dream Keeper' by Langston Hughes, inviting dreamers to bring their dreams and heart melodies to be protected from the harshness of the world. The reading is followed by a musical interlude.

What does the phrase 'two rough fingers of the world' suggest about the world?

In what way does the poem reflect the theme of protection of dreams?