The stance of mysticism on language is located in the field of tensions between the fundamental inability to express the essence of God through the medium of language and the imperative, or the need, to talk about it. In the space betwixt and between, there extends mystic silence as a paradoxical, but effective way of communication and insight. Depending on individual mystics, whose selection from the Middle Ages to the Baroque is presented in the text, silence receives also various additional aspects.