Cereta finally recovered her spirits two years after the death of her husband and began immersing herself more deeply in her literary studies and works. She continued writing her letters to a close circle of family and friends, discussing personal concerns such as her difficult relationships with her mother and her husband. These letters also provided a detailed description of an early modern woman’s private experiences. Taken together, these letters are evidences of an individual woman and to her persistent feminist concerns. She defended the concept of educating women and objected the abuse of married women. Furthermore, in her public lectures and essays, Cereta explored the history of women's contributions to the intellectual and political life of Europe. She argued against the slavery of women in marriage and for the rights of women to higher education, the same issues that would occupy feminist thinkers in later centuries. Because of these themes, scholars such as Diana Robin consider her an early feminist. Throughout this time, she faced many critics, both male and female, who were jealous of her accomplishments and criticized her works. The two principal charges brought against her were that a woman should not receive an education and that her works were plagiarized, with her father writing them for her. She turned against her critics with aggressiveness. In response to one of her critics, Bibulus Sepromius, Laura said: