
Rather than being an interpreter, the scientist who embraces a new paradigm is like the man wearing inverting lenses.

All significant breakthroughs are break -"withs" old ways of thinking.

We see the world in terms of our theories.

Communication across the revolutionary divide is inevitably partial.

Philosophers of science have repeatedly demonstrated that more than one theoretical construction can always be placed upon a given collection of data.

Research under a paradigm must be a particularly effective way of inducing paradigm change.

Normal science does not aim at novelties of fact or theory and, when successful, finds none.

Literally as well as metaphorically, the man accustomed to inverting lenses has undergone a revolutionary transformation of vision.