I look at the world
From awakening eyes in a black face—
And this is what I see:
This fenced-off narrow space
Assigned to me.
I look then at the silly walls
Through dark eyes in a dark face—
And this is what I know:
That all these walls oppression builds
Will have to go!
I look at my own body
With eyes no longer blind—
And I see that my own hands can make
Hughes is giving the readers a call to action about the changes the “world” must make. Oppression is what has made the buildings and segregation that infests the world, and to overcome this the separate theaters, bathrooms, classrooms, etc. must vanish, and equality must reign. Literally these walls between two races must go! 

I Look At The World