No. Amon realized that what he had done was a mistake. But Tarrlok realized that no matter how many times they start over, there is just too much of their father, Yakone, inside them. Amon never wanted to harm anyone, but he was too misguided by his father and his past to see otherwise. But Tarrlok and Amon loved each other, they did not want to live without each other. So Tarrlok wanted them to die together, ensuring that neither of them can hurt anyone again.