Research Programmes, Besides Their Negative Heuristic, Are

One May Rationally Stick To A Degenerating Research Programme Until It Is Overtaken By A Rival And Even After. What One Must Not Do Is To Deny Its Poor Public Record... It Is Perfectly Rational To Play A Risky Game: What Is Irrational Is To Deceive Oneself About The Risk.

In Degenerating Programmes, However, Theories Are Fabricated Only In Order To Accommodate Known Facts

Belief May Be A Regrettably Unavoidable Biological Weakness To Be Kept Under The Control Of Criticism: But Commitment Is For Popper An Outright Crime.

It Is Not That We Propose A Theory And Nature May Shout No; Rather, We Propose A Maze Of Theories, And Nature May Shout Inconsistent.

The Positive Heuristic Of The Programme Saves The Scientist From Becoming Confused By The Ocean Of Anomalies.