“In times of bleakness, it is useful to revive our ability to imagine a better future.” Adrian J. Ivakhiv This is the text of a lecture that the author gave on August 16 of this year at the seminar “From the Anthropocene to the Symbiocene or Paths to a Life-Supporting Civilization” (Toulcův dvůr, Prague Hostivař, August 12-18, 2024). It discusses the birth of the idea of the Symbiocene (ecological civilization) and presents two…