Abstract
This article presents the thesis the weak thinking and nihilistic vocation of Gianni Vattimo's hermeneutics, unlike the criticisms and misunderstandings underwent, does not necessarily imply the assumption, defense and proposal of a philosophical and hermeneutical irrationality. Based on a hermeneutics of the Italian philosopher texts, it is evident the criticisms of irrationalism are contested by the author, however, like all philosophy, it is necessary to deepen and reflect on the implications this philosophy has for modern philosophy and hodiernal hermeneutics. The concepts of thought and hermeneutic rationality are the axes upon which Gianni Vattimo's philosophy is analyzed and philosophically reflected in this article