The rhetoric of the truth made visible: the art of performance This paper is focused on the phenomenon of the art of performance and happening, in particular by Allan Kaprow, as well as the forms of self- torture in the art of Chris Burden and Günter Brus. In their expression, performance is sincerity, the moment of truth, bringing out to light what, by the immersion in the stream of life, could remain undiscovered and veiled. The rhetoric of truth in this art is presented, inter alia, in the con- text of Heidegger’s statements on the essence of art and the function of the process. Performance is a peculiar, modern form of aestheticism, challenging time and the temporary dimension of existence, the limita- tions of one’s body and the psyche...