He becomes a cold shell of a person and his entire being becomes consumed by getting what he wants. All the good in his personality is drained and hardened. Heathcliff is a tragic hero that is flawed with revenge, he has many of the characteristics of a tragic hero as well. His ambition to rule both families, his temperament, his death without ceremony, and his unrequited love for Catherine. All these things combined lead to his ultimate downfall and death of Heathcliff.
The character of Heathcliff in the novel “Wuthering Heights” by Emily Bronte goes through many hardships in his life to say the least, but do these hardships warrant his need for revenge. Absolutely not, no matter what happened during Heathcliff’s life it does not give him the right to act the way he does throughout the