The history of science is everywhere speculative. It is a marvelous hiatory. It makes you proud to be a human being.
Karl PopperThe belief in a political Utopia is especially dangerous. This is possibly connected with the fact that the search for a better world, like the investigation of our environment, is (if I am correct) one of the oldest and most important of all the instincts.
Karl PopperWe all remember how many religious wars were fought for a religion of love and gentleness; how many bodies were burned alive with the genuinely kind intention of saving souls from the eternal fire of hell.
Karl Popper