Observation Quotes

952 Observation quotes by 675 unique authors

Almost all the greatest discoveries in astronomy have resulted from what we have elsewhere termed Residual Phenomena, of a qualitative or numerical kind, of such… — John Herschel
As in Mathematicks, so in Natural Philosophy, the Investigation of difficult Things by the Method of Analysis, ought ever to precede the Method of Composition.… — Isaac Newton
As in the experimental sciences, truth cannot be distinguished from error as long as firm principles have not been established through the rigorous observation of… — Louis Pasteur
At this stage you must admit that whatever is seen to be sentient is nevertheless composed of atoms that are insentient. The phenomena open to… — Lucretius
Birds ... are sensitive indicators of the environment, a sort of "ecological litmus paper," ... The observation and recording of bird populations over time lead… — Roger Tory Peterson
But by far the greatest hindrance and aberration of the human understanding proceeds from the dullness, incompetency, and deceptions of the senses; in that things… — Francis Bacon
By no amount of reasoning can we altogether eliminate all contingency from our world. Moreover, pure speculation alone will not enable us to get a… — Morris Raphael Cohen
Common sense is science exactly in so far as it fulfills the ideal of common sense; that is, sees facts as they are, or at… — Thomas Huxley
Even one well-made observation will be enough in many cases, just as one well-constructed experiment often suffices for the establishment of a law. — Emile Durkheim
Exercising the right of occasional suppression and slight modification, it is truly absurd to see how plastic a limited number of observations become, in the… — Francis Galton
I am convinced that this is the only means of advancing science, of clearing the mind from a confused heap of contradictory observations, that do… — Joshua Reynolds
I belong to those theoreticians who know by direct observation what it means to make a measurement. Methinks it were better if there were more… — Erwin Schrodinger
I cannot but be astonished that Sarsi should persist in trying to prove by means of witnesses something that I may see for myself at… — Galileo Galilei
I picture the vast realm of the sciences as an immense landscape scattered with patches of dark and light. The goal towards which we must… — Denis Diderot
I therefore concluded, and decided unhesitatingly, that there are three stars in the heavens moving about Jupiter, as Venus and Mercury about the Sun; which… — Galileo Galilei
I would by all means have men beware, lest Æsop's pretty fable of the fly that sate [sic] on the pole of a chariot at… — Francis Bacon
If we range through the whole territory of nature, and endeavour to extract from each department the rich stores of knowledge and pleasure they respectively… — Joseph Paxton
In fact, we will have to give up taking things for granted, even the apparently simple things. We have to learn to understand nature and… — John Desmond Bernal
In natural science the principles of truth ought to be confirmed by observation. — Carl Linnaeus
In order that the facts obtained by observation and experiment may be capable of being used in furtherance of our exact and solid knowledge, they… — William Whewell
In the great debates of early-nineteenth century geology, catastrophists followed the stereotypical method of objective science-empirical literalism. They believed what they saw, interpolated nothing, and… — Stephen Jay Gould
In the philosophic sense, observation shows and experiment teaches. — Claude Bernard
In the printed page the only real things are the paper and the ink; the white spaces play the same part in aiding the eye… — John Burroughs
It is a common observation that a science first begins to be exact when it is quantitatively treated. What are called the exact sciences are… — Charles Sanders Peirce
It is a misfortune for a science to be born too late when the means of observation have become too perfect. That is what is… — Henri Poincare

Who Wrote These Observation Quotes

675 authors contributed a total of 952 Observation Quotes, led by these top contributors: