Perfect as the wing of a bird may be, it will never enable the bird to fly if unsupported by the air. Facts are the air of science. Without them a man of science can never rise.

Ivan Pavlov
Some Similar Quotes
  1. Man is the measure of all things', said the Sophist Protagora (c. 485-410 B.C.). By that he meant that the question of whether a thing is right or wrong, good or bad, must always be considered in relation to a person's needs. - Jostein Gaarder
  2. A PRIME TRUTH - MAN IS SELFISH(Name of chapter) - William J. Federer
  3. Suffering introduces a man to his soul. - Lailah Gifty Akita
  4. Why, you are a man of heart! "" Sometimes, " replied Phileas Fogg, quietly. "When I have the time. - Jules Verne
  5. Yes, yes, I see it all! – an enormous social activity, a mighty civilization, a profuseness of science, of art, of industry, of morality, and afterwords, when we have filled the world with industrial marvels, with great factories, with roads, museums and libraries, we shall... - Miguel De Unamuno
More Quotes By Ivan Pavlov
  1. It goes without saying that the desire to accomplish the task with more confidence, to avoid wasting time and labour, and to spare our experimental animals as much as possible, made us strictly observe all the precautions taken by surgeons in respect to their patients.
  2. But man has still another powerful resource: natural science with its strictly objective methods.
  3. Perfect as the wing of a bird may be, it will never enable the bird to fly if unsupported by the air. Facts are the air of science. Without them a man of science can never rise.
  4. It has long been known for sure that the sight of tasty food makes a hungry man's mouth water; also lack of appetite has always been regarded as an undesirable phenomenon, from which one might conclude that appetite is essentially linked with the process of...
  5. Appetite, craving for food, is a constant and powerful stimulator of the gastric glands.
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