Theory Quotes

2628 Theory quotes by 1622 unique authors

Theory looks well on paper, but does not amount to anything without practice. — Josh Billings
Theory, from whatever source, is not perfect until it is reduced to practice. — Hosea Ballou
I try to see each new season as a new challenge because I have a new team to work with, new opponents to encounter, and… — Mike Krzyzewski
One of the endlessly alluring aspects of mathematics is that its thorniest paradoxes have a way of blooming into beautiful theories. — Philip J. Davis
That's all well and good in practice, but how does it work in theory? — Unknown Author
There's two theories to arguing with a woman. Neither one works. Will Rogers The reason that there are so few women comics is that so… — Unknown Author
When the province of physical theory was extended to encompass microscopic phenomena through the creation of quantum mechanics, the concept of consciousness came to the… — Eugene Wigner
This is, in theory, still a free country, but our politically correct, censorious times are such that many of us tremble to give vent to… — Simon Heffer
If someone points out to you that your pet theory of the universe is in disagreement with Maxwell's equations-then so much the worse for Maxwell's… — Arthur Eddington
Nothing is known in our profession by guess; and I do not believe, that from the first dawn of medical science to the present moment,… — Astley Cooper
Of course, if one ignores contradictory observations, one can claim to have an "elegant" or "robust" theory. But it isn't science. — Halton Arp
The importance of group theory was emphasized very recently when some physicists using group theory predicted the existence of a particle that had never been… — Unknown Author
[Modern science] passed through a long period of uncertainty and inconclusive experiment, but as the instrumental aids to research improved, and the results of observation… — Thomas George Bonney
Students using astrophysical textbooks remain essentially ignorant of even the existence of plasma concepts, despite the fact that some of them have been known for… — Hannes Alfven
The supposed astronomical proofs of the theory [of relativity], as cited and claimed by Einstein, do not exist. He is a confusionist. The Einstein theory… — Charles Lane Poor
The theory of the lung as a gland has justified its existence and done excellent service in bringing forward facts, which shall survive any theoretical… — August Krogh
We lay down a fundamental principle of generalization by abstraction: The existence of analogies between central features of various theories implies the existence of a… — Unknown Author
His [Henry Cavendish's] Theory of the Universe seems to have been, that it consisted solely of a multitude of objects which could be weighed, numbered,… — George Wilson
I have read various articles on the fourth dimension, the relativity theory of Einstein, and other psychological speculation on the constitution of the universe; and… — Charles Lane Poor
The argument advanced by the supporters of the theory of hereditary transmission does not furnish a satisfactory explanation of the cause of the inequalities and… — Swami Abhedananda
We have found that where science has progressed the farthest, the mind has but regained from nature that which the mind has put into nature.… — Arthur Eddington
Wheeler hopes that we can discover, within the context of physics, a principle that will enable the universe to come into existence "of its own… — Paul Davies
Psychoanalytic theory is the most stupendous intellectual confidence trick of the twentieth century and a terminal product as well-something akin to a dinosaur or zeppelin… — Peter Medawar
What I most cherish is the observation of the movement of colors. Only in this have I found the laws of those simultaneous and complementary… — August Macke
I never read theory. I think that was to my benefit. — Nan Goldin

Who Wrote These Theory Quotes

1,622 authors contributed a total of 2,628 Theory Quotes, led by these top contributors: