Even personal tastes are learned, in the matrix of a culture or a subculture in which we grow up, by very much the same kind of process by which we learn our common values. Purely personal tastes, indeed, can only survive in a culture which tolerates them, that is, which has a common value that private tastes of certain kinds should be allowed.

It is clear that the building of models is not a purely mechanical process but requires skill of a high order - not merely mathematical skill but a sensitivity to the relative importance of different factors and a critical, almost an artistic, faculty in the selection of behaviour equations which are reasonable, tentative hypotheses in explaining the behaviour of actual economies.

Canada has no cultural unity, no linguistic unity, no religious unity, no economic unity, no geographic unity. All it has is unity.

Justification, in terms of the broadening of freedom, for any particular form of institution of property must be argued in terms of whether the losses caused by the restrictions imposed are greater or less than the gains derived from the elimination of costly conflict.

[The integrative system] deals with such matters as respect, legitimacy, community, friendship, affection, love, and of course their opposites, across a broad scale of human relationships and interactions.

Integrative power [is] the ultimate power

Economics, we learn in the history of thought, only became a science by escaping from the casuistry and moralizing of medieval thought.