The dialectical critique of positivist habits of mind … is interested only in behaviour which is 'important' to the actor; that is, behaviour which is emotionally charged to the degree that it is either frequently recalled, reflected upon, or day-dreamed about. … That science which is less discriminating in the behaviour it chooses to investigate gains clarity and distinctiveness at the cost of confining itself to the trivial.

p. 168 - Break-Out from the Crystal Palace (1974)