I know that a good many champions have entertained the thought that the more they discourage youngsters, the longer they would reign. However, this theory never impressed me, and I always made it a point to give youths the benefit of my experience in bicycle racing. Major Taylor
Sense data are much more controversial than qualia, because they are associated with a controversial theory of perception - that one perceives the world by perceiving one's sense-data, or something like that. David Chalmers
The theory of evolution by cumulative natural selection is the only theory we know of that is in principle capable of explaining the existence of organized complexity. Richard Dawkins
First, Darwinian theory tells us how a certain amount of diversity in life forms can develop once we have various types of complex living organisms already in existence. Phillip E. Johnson
The first issue to be settled is whether socialism has a right to exist Are its allegations concerning the present system true? Is industry proceeding on a principle of fraud? I wish to test the power of recent economic theory to give an exact answer to this question. John Bates Clark
The major novelty of my theory was its claim that the most rapid evolutionary change does not occur in widespread, populous species, as claimed by Most geneticists, but in small founder populations. Ernst Mayr
I have this theory that the likeability question comes up so much more with female characters created by female authors than it does with male characters and male authors. Curtis Sittenfeld
It was an absurd theory that by cutting taxes you would increase government revenues, because the growth of the economy would create an overflow of taxes that would fall into the government coffers. Sidney Blumenthal
What has any poet to trust more than the feel of the thing? Theory concerns him only until he picks up his pen, and it begins to concern him again as soon as he lays it down. John Ciardi
Whenever a theory appears to you as the only possible one, take this as a sign that you have neither understood the theory nor the problem which it was intended to solve. Karl Popper
The monopoly of science in the realm of knowledge explains why evolutionary biologists do not find it meaningful to address the question whether the Darwinian theory is true. Phillip E. Johnson
