When we meet a fact which contradicts a prevailing theory, we must accept the fact and abandon the theory, even when the theory is supported by great names and generally accepted.

They make poor observations, because they choose among the results of their experiments only what suits their object, neglecting whatever is unrelated to it an…

Theories are only verified hypotheses, verified by more or less numerous facts. Those verified by the most facts are the best, but even then they are never fin…

Science repulses the indefinite.