The history of science knows scores of instances where an investigator was in the possession of all the important facts read more

The history of science knows scores of instances where an investigator was in the possession of all the important facts for a new theory but simply failed to ask the right questions.

The well-adjusted make poor prophets.

The well-adjusted make poor prophets.

We usually see only the things we are looking for- so much so that we sometimes see them where they read more

We usually see only the things we are looking for- so much so that we sometimes see them where they are not.

Where all think alike, no one thinks very much.

Where all think alike, no one thinks very much.

Implicit in the activist conception of government is the assumption that you can take the good things in a complex read more

Implicit in the activist conception of government is the assumption that you can take the good things in a complex system for granted, and just improve the things that are not so good. What is lacking in this conception is any sense that a society, an institution, or even a single human being, is an intricate system of fragile inter-relationships, whose complexities are little understood and easily destabilized.

Dogma does not mean the absence of thought, but the end of thought.

Dogma does not mean the absence of thought, but the end of thought.

To stay young requires unceasing cultivation of the ability to unlearn old falsehoods.

To stay young requires unceasing cultivation of the ability to unlearn old falsehoods.

When an elephant is in trouble even a frog will kick him.

When an elephant is in trouble even a frog will kick him.

The human understanding, from its peculiar nature, easily supposes a greater degree of order and regularity in things than it read more

The human understanding, from its peculiar nature, easily supposes a greater degree of order and regularity in things than it really finds.