In matters of observation chance favors only the prepared mind. (not literal translation) - Dan's les champs de observation le hasard ne favorise que les esprits prepares. Louis Pasteur More Quotes by Louis Pasteur More Quotes From Louis Pasteur The greatest malfunction of spirit is to believe things. Louis Pasteur malfunction spirit believe Intuition is given only to him who has undergone long preparation to receive it. Louis Pasteur intuition preparation long When you believe you have found an important scientific fact, and are feverishly curious to publish it, constrain yourself for days, weeks, years sometimes, fight yourself, try and ruin your own experiments, and only proclaim your discovery after having exhausted all contrary hypotheses. But when, after so many efforts you have at last arrived at a certainty, your joy is one of the greatest which can be felt by a human soul. Louis Pasteur fighting discovery believe Inspiration is the impact of a fact on a well-prepared mind Louis Pasteur impact inspiration education Whether our efforts are, or not, favored by life, let us be able to say, when we come near to the great goal, I have done what I could. Louis Pasteur effort done goal Wine is the most healthful and most hygienic of beverages. Louis Pasteur health drinking food Preconceived 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 profound believe ideas Science brings men nearer to God. Louis Pasteur science-god god-and-science men Virulence appears in a new light which cannot but be alarming to humanity; unless nature, in her evolution down the ages (an evolution which, as we now know, has been going on for millions, nay, hundreds of millions of years), has finally exhausted all the possibilities of producing virulent or contagious diseases - which does not seem very likely. Louis Pasteur light humanity years If it is a terrifying thought that life is at the mercy of the multiplication of these minute bodies [microbes], it is a consoling hope that Science will not always remain powerless before such enemies. Louis Pasteur body science enemy My strength lies solely in my tenacity. Louis Pasteur tenacity lying Live in the serene peace of laboratories and libraries Louis Pasteur serene library science Blessed is he who carries within himself a God, an ideal, and obeys it. Louis Pasteur ideals blessed positive What did you do today to receive your instruction? Louis Pasteur powerful instruction today La fortuna juega a favor de una mente preparada Louis Pasteur fortuna favors Imagination should give wings to our thoughts but we always need decisive experimental proof, and when the moment comes to draw conclusions and to interpret the gathered observations, imagination must be checked and documented by the factual results of the experiment. Louis Pasteur imagination wings giving The Greeks bequeathed to us one of the most beautiful words in our language--the word 'enthusiasm'--en theos--a god within. The grandeur of human actions is measured by the inspiration from which they spring. Happy is he who bears a god within, and who obeys it. Louis Pasteur inspiration spring beautiful Do not put forward anything that you cannot prove by experimentation. Louis Pasteur experimentation prove Blessed is he who carries within himself a God, an ideal, and who obeys it: ideal of art, ideal of science, ideal of the gospel virtues, therein lie the springs of great thoughts and great actions; they all reflect light from the Infinite. Louis Pasteur spring lying art Do not let yourself be tainted with a barren skepticism. Louis Pasteur skeptic barren skepticism