Home / Topics / Theory Quotes

Theory Quotes

Browse 4151 quotes about Theory.

Theory Quotes

“To no circumstance is the wide diffusion of error in the world more owing than to our habit of adopting conclusions from insufficiently established data. An indispensable preliminary, then, in every investigation, is to get at facts. Until these are arrived at, every opinion, theory, or system, however ingeniously framed, must necessarily rest upon an uncertain basis.”

World Facts Opinion Theory Habit Circumstances Bases Errors Wide Conclusion Data Investigation Uncertain Indispensable Framed Owing Adopting Diffusion

Author:Christian Nestell Bovee

“Anthropology has reached that point of development where the careful investigation of facts shakes our firm belief in the far-reaching theories that have been built up. The complexity of each phenomenon dawns on our minds, and makes us desirous of proceeding more cautiously. Heretofore we have seen the features common to all human thought”

Source: A Franz Boas Reader: The Shaping of American Anthropology, 1883-1911

“In thermodynamics as well as in other branches of molecular physics , the laws of phenomena have to a certain extent been anticipated, and their investigation facilitated, by the aid of hypotheses as to occult molecular structures and motions with which such phenomena are assumed to be connected. The hypothesis which has answered that purpose in the case of thermodynamics, is called that of "molecular vortices," or otherwise, the "centrifugal theory of elasticity.”

Wells Law Purpose Certain Cases Theory Structure Connected Aids Physics Branches Phenomenon Investigation Hypothesis Occult Thermodynamics Elasticity

Book:A Manual of the Steam Engine and Other Prime Movers by William John Macquorn Rankine

Source: A Manual of the Steam Engine and Other Prime Movers by William John Macquorn Rankine

“The orthodox environmental theories [of heredity] have been accepted not because they have stood up under proper scientific investigations, but because they harmonize so well with our democratic belief in human equality.”

Humans Wells Has Beens Belief Theory Democratic Environmental Accepted Orthodox Investigation Stood Up Heredity Human Equality

Author:Arthur Jensen

“There was a time, before I was in graduate school, when political philosophy pretty much ceased to exist. The positivists thought there were only two things you could do: conceptual analysis or empirical investigation. Any kind of political theory or even ethical theory was nonsense.”

Kind Two Philosophy School Political Theory Analysis Two Things Nonsense Ethical Graduates Investigation Political Philosophy Graduate School Political Theory

Author:Martha C. Nussbaum