A theory can be proved by experiment; but no path leads from
experiment to the birth of a theory.

A theory can be proved by experiment; but no path leads from
experiment to the birth of a theory.

Sometimes a scream is better than a thesis.

Sometimes a scream is better than a thesis.

We all agree that your theory is crazy, but is it crazy enough?

We all agree that your theory is crazy, but is it crazy enough?

A theory has only the alternative of being right or wrong. A
model has a third possibility: it may read more

A theory has only the alternative of being right or wrong. A
model has a third possibility: it may be right, but irrelevant.