Ivan Pavlov Quotes
Never think that you already know all. However highly you are appraised, always have the courage to say to yourself-I am ignorant.
Don't become a mere recorder of facts, but try to penetrate the mystery of their origin.
When the dog is repeatedly teased with the sight of objects inducing salivary secretion from a distance, the reaction of the salivary glands grows weaker and weaker and finally drops to zero.
Science demands from a man all his life. If you had two lives that would not be enough for you. Be passionate in your work and in your searching.
Men are apt to be much more influenced by words than by the actual facts of the surrounding reality
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.
Appetite, craving for food, is a constant and powerful stimulator of the gastric glands.
It is still open to question whether psychology is a natural science, or whether it can be regarded as a science at all.
School yourself to demureness and patience. Learn to inure yourself to drudgery in science. Learn, compare, collect the facts.
Gradualness, gradualness, and gradualness. From the very beginning of your work, school yourself to severe gradualness in the accumulation of knowledge.
Do not become archivists of facts. Try to penetrate to the secret of their occurrence, persistently search for the laws which govern them.
From the described experiment it is clear that the mere act of eating, the food even not reaching the stomach, determines the stimulation of the gastric glands.
It is not accidental that all phenomena of human life are dominated by the search for daily bread - the oldest link connecting all living things, man included, with the surrounding nature.
But man has still another powerful resource: natural science with its strictly objective methods.
Physiology has, at last, gained control over the nerves which stimulate the gastric glands and the pancreas.
The Sun-Paul must consider only one thing: what is the relation of this or that external reaction of the animal to the phenomena of the external world?
As we have seen, bread, and especially dry bread, evokes secretion of considerably larger quantities of saliva than meat.