One does not ask of one who suffers: What is your country and what is your religion? One merely says: You suffer, that is enough for me.
Louis PasteurThese are the living springs of great thoughts and great actions. Everything grows clear in the reflections from the Infinite.
Louis PasteurPreconceived ideas are like searchlights which illumine the path of the experimenter and serve him as a guide to interrogate nature. They become a danger only if he transforms them into fixed ideas-this is why I should like to see these profound words inscribed on the threshold of all the temples of science: 'The greatest derangement of the mind is to believe in something because one wishes it to be so.'
Louis Pasteur