 There, in his own cortex, man still endures free [...].But if, in order to make sure that they have expunged it, dictators should crucify [their victims], then the spirit, with its invisible vibrations, shall make its way from the crucified to the still-chained, and the miracle of a new resurrection will become possible, the resurrection of freedom, without which humanity would become extinct.Popa returned to his ideas on "semi-civilization", describing revolution as an enemy of natural selection, in either its Darwinian or Lamarckism (Popa favored neither of the latter theories, viewing them as compatible).