A Divine Image

Cruelty has a human heart,
And Jealousy a human face;
Terror the human form divine,
And secrecy the human dress.

The human dress is forged iron,
The human form a fiery forge,
The human face a furnace seal'd,
The human heart its hungry gorge.

          By William Blake

p.s.: do you think of this poem as Pessimistic or Reality?!