David Deutsch: Doing

David Deutsch is British physicist. Explore interesting quotes on doing.
David Deutsch: 40 quotes5 likes

“To say that prediction is the purpose of a scientific theory is to confuse means with ends. It is like saying that the purpose of a spaceship is to burn fuel. … Passing experimental tests is only one of many things a theory has to do to achieve the real purpose of science, which is to explain the world.”

David Deutsch book The Fabric of Reality

Source: The Fabric of Reality (1997), Ch. 1

“The rational thing for a layperson to do is to take seriously the prevailing scientific theory.”

David Deutsch

TED Talks

“Kuhn's theory suffers from a fatal flaw. It explains the succession from one paradigm to another in sociological or psychological terms, rather than as having primarily to do with the objective merit of the rival explanations. Yet unless one understands science as a quest for explanations, the fact that it does find successive explanations, each objectively better than the last, is inexplicable.”

David Deutsch book The Fabric of Reality

Source: The Fabric of Reality (1997), Ch. 13; commentary on the ideas of Thomas Kuhn, as presented in the book The Structure of Scientific Revolutions

“Necessary truth is merely the subject-matter of mathematics, not the reward we get for doing mathematics. The object of mathematics is not, and cannot be, mathematical certainty. It is not even mathematical truth, certain or otherwise. It is, and must be, mathematical explanation.”

David Deutsch book The Fabric of Reality

The Fabric of Reality (1997)