We See The World In Terms Of

"normal Science" Means Research Firmly Based Upon One Or More Past Scientific Achievements, Achievements That Some Particular Scientific Community Acknowledges For A Time As Supplying The Foundation For Its Further Practice.

Literally As Well As Metaphorically, The Man Accustomed To Inverting Lenses Has Undergone A Revolutionary Transformation Of Vision.

Later Scientific Theories Are Better Than Earlier Ones For Solving Puzzles In The Often Quite Different Environments To Which They Are Applied. That Is Not A Relativist's Position, And It Displays The Sense In Which I Am A Convinced Believer In Scientific Progress.

History, If Viewed As A Repository For More Than Anecdote Or Chronology, Could Produce A Decisive Transformation In The Image Of Science By Which We Are Now Possessed.

Under Normal Conditions The Research Scientist Is Not An Innovator But A Solver Of Puzzles, And The Puzzles Upon Which He Concentrates Are Just Those Which He Believes Can Be Both Stated And Solved Within The Existing Scientific Tradition.