Belief Quote by Alan I. Leshner

Some claim evolution is just a theory. As if it were merely an opinion. The theory of evolution, like the theory of gravity, is…

— Neil deGrasse Tyson

Evolution is a fact. It is the best explanation of what is known from observations. It's a theory as powerful as the theory of…

— Donald Johanson

In fact, nothing in science as a whole has been more firmly established by interwoven factual information, or more illuminating than the universal occurrence…

— E. O. Wilson

Evolution is the creation-myth of our age. By telling us our origin it shapes our views of what we are. It influences not just…

— Mary Midgley

Evolution is one of the most powerful and important ideas ever developed in the history of science. Every question it raises leads to new…

— Bill Nye

Evolution is not a fact. Evolution doesn't even qualify as a theory or as a hypothesis. It is a metaphysical research program, and it…

— Karl Popper

Evolution is an inference from thousands of independent sources, the only conceptual structure that can make unified sense of all this disparate information.

— Stephen Jay Gould

“I have a little urge to all the rational thinkers in the world, both scientists and non-scientists. Because of the fact that many of…

— Abhijit Naskar

Evolution has long been badly taught. In particular, students - and even professional biologists - acquire theories of evolution without any deep understanding of…

— Gregory Bateson

Evolution is an organizing principle and when we call it a theory, we mean it's a theory, we don't mean that it's a belief…

— Alan I. Leshner

Evolution is a theory in a special philosophical sense of science, but in terms of ordinary laymen's use of language, it's a fact, ..…

— Richard Dawkins

There aren't sufficient scientific facts to establish the theory of evolution, and it deals with the origins of man, which is more from a…

— Scott Pruitt