Best Theories Quotes

546 Theories quotes by 423 unique authors

There are many examples of old, incorrect theories that stubbornly persisted, sustained only by the prestige of foolish but well-connected scientists. . . . Many… — Michio Kaku
Art has the lovely habit of ruining all artistic theories. — Marcel Duchamp
Theories that go counter to the facts of human nature are foredoomed. — Edith Hamilton
Theories are usually the over-hasty efforts of an impatient understanding that would gladly be rid of phenomena, and so puts in their place pictures, notions,… — Johann Wolfgang von Goethe
Some theories are good for nothing except to be argued about. — Georg C. Lichtenberg
It takes enormous effort to avoid all theories and just see. — Michael Crichton
Good tests kill flawed theories; we remain alive to guess again. — Karl Popper
All political theories assume, of course, that most individuals are very ignorant. Those who plead for liberty differ from the rest in that they include… — Friedrich August von Hayek
Thus the criminal ceases to be a person, a subject of rights and duties, and becomes merely an object on which society can work. And… — C.S. Lewis
When you're operating on uninvestigated theories of what's going on and you aren't even aware of it, you're in what I call "the dream." Often… — Byron Katie
Even mistaken hypotheses and theories are of use in leading to discoveries. This remark is true in all the sciences. The alchemists founded chemistry by… — Claude Bernard
The lessons of science should be experimental also. The sight of a planet through a telescope is worth all the course on astronomy; the shock… — Ralph Waldo Emerson
Later scientific theories are better than earlier ones for solving puzzles in the often quite different environments to which they are applied. That is not… — Thomas Kuhn
In-depth studies have an influence on general ideas, whereas theories, in turn, in order to maintain themselves, push their spectators to search for new evidence.… — Louis Agassiz
It must be conceded that a theory has an important advantage if its basic concepts and fundamental hypotheses are 'close to experience,' and greater confidence… — Albert Einstein
No one has yet been found so firm of mind and purpose as resolutely to compel himself to sweep away all theories and common notions,… — Francis Bacon
All scientific theories are provisional and may be changed, but ... on the whole, they are accepted from Washington to Moscow because of their practical… — Nevill Francis Mott
It is curious how often erroneous theories have had a beneficial effect for particular branches of science. — Ernst Mayr
Science does not rest upon solid bedrock. The bold structure of its theories rises, as it were, above a swamp. It is like a building… — Karl Popper
Science is uncertain. Theories are subject to revision; observations are open to a variety of interpretations, and scientists quarrel amongst themselves. This is disillusioning for… — Isaac Asimov
The scientific tradition is distinguished from the pre-scientific tradition by having two layers. Like the latter, it passes on its theories; but it also passes… — Karl Popper
Every discovery opens a new field for investigation of facts, shows us the imperfection of our theories. It has justly been said, that the greater… — Humphry Davy
How then did we come to the "standard model"? And how has it supplanted other theories, like the steady state model? It is a tribute… — Steven Weinberg
I conceived and developed a new geometry of nature and implemented its use in a number of diverse fields. It describes many of the irregular… — Benoit Mandelbrot
If there is something very slightly wrong in our definition of the theories, then the full mathematical rigor may convert these errors into ridiculous conclusions. — Richard P. Feynman

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