In the first stanza, "Hope is the Thing With Feathers," Dickinson uses the metaphorical image of a bird to describe the abstract idea of hope. Hope, of course, is not an animate thing, it is inanimate, but by giving hope feathers, she begins to create an image hope in our minds. The imagery of feathers conjures up hope in itself. Feathers represent hope because feathers enable you to fly and offer the image of flying away to a new hope, a new beginning. In contrast, broken feathers or a broken wing grounds a person, and conjures up the image of needy person who has been beaten down by life. Their wings have been broken and they no longer have the power to hope.
In the second stanza, "That perches in the soul," Dickinson continues to use the imagery of a bird to describe hope. Hope, she is implying, perches or roosts in our soul. The soul is the home for hope. It can also be seen as a metaphor. Hope rests in our soul the way a bird rests on its perch.
In the third and fourth stanzas,
And sings the tune without the words
And never stops at all.
Dickinson uses the imagery of a bird's continuous song to represent eternal hope. Birds never stop singing their song of hope. The fifth stanza "And sweetest in the gale is heard" describes the bird's song of hope as sweetest in the wind. It conjures up images of a bird's song of hope whistling above the sound of gale force winds and offering the promise that soon the storm will end.
Dickinson uses the next three lines to metaphorically describe what a person who destroys hope feels like.
And sore must be the storm
That could abash the little bird
That kept so many warm.
A person who destroys hope with a storm of anger and...