'theres a theory for everything & without theory there is no practice' — Issac Newton Copy Share Image
A valid scientific theory is predictive, verifiable, and replicable. To me, that's beautiful. — Dean Ornish Copy Share Image
Skepticism must go hand in hand with rationality. When theories are shown to be false, the correct thing to do is to… — Brian Cox Copy Share Image
You can’t say A is made of B or vice versa. All mass is interaction. — Richard P. Feynman Copy Share Image
Neutrinos ... win the minimalist contest: zero charge, zero radius, and very possibly zero mass. — Leon M. Lederman Copy Share Image
I got sunburnt which is obviously a drag for me because in theory the sun is supposed to kill me. — Gerard Way Copy Share Image
One of the great breakthroughs of evolution theory is that you start with simple things and they will grow into complexity. — Brian Eno Copy Share Image
Here's my theory about meetings and life: the three things you can't fake are erections, competence and creativity. — Douglas Coupland Copy Share Image
After Galileo was convicted (for heresy by the Spanish Inquisition) for his theory that the Earth revolved around the sun, ... he… — Junichiro Koizumi Copy Share Image
Theories of "natural law" and the "law of nations" are another excellent example of discussions destitute of all exactness. [...] "Natural law"… — Vilfredo Pareto Copy Share Image
I have a strong theory that all the dead people are looking down and laughing and smiling and saying "Oh look, they… — Sark Copy Share Image
Nobility and self-sacrifice sound wonderful in theory, but now he’s seen how it feels. A dead hero is still dead at the… — Ann Aguirre Copy Share Image
Partial knowledge is more triumphant than complete knowledge; it takes things to be simpler than they are, and so makes its theory… — Friedrich Nietzsche Copy Share Image
Good art theory must smell of the studio, although its language should differ from the household talk of painters and sculptors. — Rudolf Arnheim Copy Share Image
A cardinal principle in systems theory is that all parties that have a stake in a system should be represented in its… — Malcolm Knowles Copy Share Image
The theory of relativity worked out by Mr. Einstein, which is in the domain of natural science, I believe can also be… — Jiang Zemin Copy Share Image
It required unusual inquisitiveness to pursue the development of scientific curiosities such as charged pith balls, the voltaic cell, and the electrostatic… — Frederick Seitz Copy Share Image
When the elements are arranged in vertical columns according to increasing atomic weight, so that the horizontal lines contain analogous elements again… — Dmitri Mendeleev Copy Share Image
I remain interested in the potential of art, except I've always been more struck by applied modernism than high modernism. It's partly… — Liam Gillick Copy Share Image
“We know there is a conservation law for electric charge; this simply means that the sum of these charges in any process… — Henning Genz Copy Share Image
Our acceptance of an ontology is, I think, similar in principle to our acceptance of a scientific theory, say a system of… — Willard Van Orman Quine Copy Share Image
And we daily in our experiments electrise bodies plus or minus, as we think proper. [These terms we may use till your… — Benjamin Franklin Copy Share Image
Art is a creation of a higher order than a copy of nature which is governed by chance… By the elimination of… — Paul Signac Copy Share Image
Political economy is the science of free society. Its theory and its history alike establish this position. Its fundamental maxims, Laissez-faire and… — George Fitzhugh Copy Share Image
Einstein got most of the things right about black holes. I'm not an expert, I must admit. — Brian May Copy Share Image
I can now rejoice even in the falsification of a cherished theory, because even this is a scientific success. — John Carew Copy Share Image
I have a theory of living on the boundary: on the boundary of patriarchy and the boundary of different dimensions. — Mary Daly Copy Share Image
I have a theory that you can make any sentence seem profound by writing the name of a dead philosopher at the… — Anonymous Copy Share Image
Theoretical approaches have their place and are, I suppose, essential but a theory must be tempered with reality. — Jawaharlal Nehru Copy Share Image
Theories are like scaffolding: they are not the house, but you cannot build the house without them. — Constance Fenimore Woolson Copy Share Image
''Yesterday was the past, today is the present, and tomorrow is the future'' — QueenColor495 Copy Share Image
And anyone who thinks they can talk about quantum theory without feeling dizzy hasn't yet understood the first thing about it. — Niels Bohr Copy Share Image
It is curious how often erroneous theories have had a beneficial effect for particular branches of science. — Ernst Mayr Copy Share Image
People get a lot of confusion, because they keep trying to think of quantum mechanics as classical mechanics. — Sidney Coleman Copy Share Image
Since the founding of quantum mechanics in the 1920s, theoretical physics had nurtured an extremely radical tradition. — David Gross Copy Share Image
Cost is always an object - the second law of thermodynamics sees to that — Daniel Dennett Copy Share Image
Quantum mechanics is confusing and consciousness is confusing, so maybe they're the same. — Scott Aaronson Copy Share Image
The theory of evolution is totally inadequate to explain the origin and manifestation of the inorganic world. — John Ambrose Fleming Copy Share Image
The hour has arrived to abandon theories and go directly to what is practical. — Samael Aun Weor Copy Share Image
I don't think anybody's really been successful with theorizing about value or creating a price theory. — P. J. O'Rourke Copy Share Image