Ivan Pavlov Quotes About Birds

Quotes about: Birds

• 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

  Men, Air, Wings

• Perfect as the wing of a bird may be, it will never enable the bird to fly.

  Ivan Pavlov

  Wings, Perfect, Bird

• Possibilities are like the wings of birds; they allow man to soar and to climb to the heavens. And facts are like the atmosphere against which those wings must beat, and without which the soaring bird will surely plummet back to earth.

  Ivan Pavlov

  Men, Wings, Bird

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