Complex sentence: She then tried to withdraw her work from publication and buy up any copies in circulation--with the reasoning that it did not satisfy the criterion of three restraints, associated with Socrates: truth, utility, and kindness.
Split into simpler sentences: She then tried to withdraw her work from publication and buy up any copies in circulation. Her reasoning was that her writing did not satisfy the criterion of three restraints, associated with Socrates: truth, usefulness, and kindness.