A biologist, if he wishes to know how many toes a cat has, does not "frame the hypothesis that the number of feline digital extremities is 4, or 5, o….

The first thing to realize about physics ... is its extraordinary indirectness.... For physics is not about the real world, it is about "abstractions….

Insight is not the same as scientific deduction, but even at that it may be more reliable than statistics..

We are having wool pulled over our eyes if we let ourselves be convinced that scientists, taken as a group, are anything special in the way of brains….

Education, like everything else, goes in fads, and has the normal human tendency to put up with something bad for just so long, and then rush to the ….

Survival of the fittest led to "nature red in tooth and claw" and this is not sufficiently wishy-washy for modern scientists..

Science ... must be absorbed in order to inculcate that wonderful humility before the facts of nature that comes from close attention to a textbook, ….

The dreadful cocksureness that is characteristic of scientists in bulk is not only quite foreign to the spirit of true science, it is not even justif….

Scientists are convinced that they, as scientists, possess a number of very admirable human qualities, such as accuracy, observation, reasoning power….

There's many a true word spoken in jest; scientists are abominably solemn; therefore scientists miss many a true word..

Such instances of the almost infinite unpredictability of man are known to social scientists, but they are no more affected by them than the asylum i….

But regular biology, as an "ology," has to be "scientific," and this means in practice that it has to be made dull.... Everything has to be expressed….

Chemists are, on the whole, like physicists, only 'less so'.They don't make quite the same wonderful mistakes, and much what they do is an art, relat….

As advertising always convinces the sponsor even more than the public, the scientists have become sold, and remain sold, on the idea that they have t….

The velocity of light occupies an extraordinary place in modern physics. It is lèse-majesté to make any criticism of the velocity of light. It is a s….

Evolution ... is really two theories, the vague theory and the precise theory. The vague theory has been abundantly proved.... The precise theory has….

If you want to understand human beings, there are plenty of people to go to besides psychologists.... Most of these people are incapable of communica….

Physicists, being in no way different from the rest of the population, have short memories for what is inconvenient..

The theory that gravitational attraction is inversely proportional to the square of the distance leads by remorseless logic to the conclusion that th….

Physical scientists probably deserve the reputation they enjoy for incorruptibility and unswerving devotion to pure truth. The reason for this is tha….

If this "critical openminded attitude" ... is wanted, the question at once arises, Is it science that should be studied in order to achieve it? Why n….