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.More Ivan Pavlov quotes [03/29/2018 05:03:36]

I am convinced that an important stage of human thought will have been reached when the physiological and the psychological, the objective and the subjective, are actually united, when the tormenting conflicts or contradictions between my consciousness and my body will have been factually resolved or discarded.More Ivan Pavlov quotes [03/29/2018 05:03:36]

Physiology has, at last, gained control over the nerves which stimulate the gastric glands and the pancreas.More Ivan Pavlov quotes [03/29/2018 05:03:36]

Edible substances evoke the secretion of thick, concentrated saliva. Why? The answer, obviously, is that this enables the mass of food to pass smoothly through the tube leading from the mouth into the stomach.More Ivan Pavlov quotes [12/18/2011 04:12:51]

Only by observing this condition would the results of our work be regarded as fully conclusive and as having elucidated the normal course of the phenomena.More Ivan Pavlov quotes [12/18/2011 04:12:41]