This sentence should:
* Tie together the key similarities and differences you have discussed.
* Leave the reader with a lasting impression and a deeper understanding of the works.
* Avoid simply restating the thesis statement but rather build upon it.
For example, instead of saying "Both works explore themes of love and loss", you might conclude with "Ultimately, while [Work A] focuses on the transformative power of love, [Work B] emphasizes the enduring impact of loss, demonstrating the complex and often contradictory nature of human emotions."