Home » Quote » Helen Keller » „Tyranny cannot defeat the power of ideas.“ „Tyranny cannot defeat the power of ideas.“ — Helen Keller Tags:Idea Related quotes „Ideologies are not defeated with guns, they’re defeated by better ideas -- a more attractive and compelling vision.“ — Barack Obama „Writing cannot express all words, words cannot encompass all ideas.“ — Confucius „So long as man is protected by madness he functions and flourishes, but when he frees himself from the fruitful tyranny of fixed ideas, he is lost, ruined.“ — Emil M. Cioran