Broadly speaking, Keynesianism means that the government has a specific responsibility for the behavior of the economy, that it doesn't work on its own autonomous course, but the government, when there's a recession, compensates by employment, by expansion of purchasing power, and in boom times corrects by being a restraining force. But it controls the great flow of demand into the economy, what since Keynesian times has been the flow of aggregate demand. That was the basic idea of Keynes so far as one can put it in a couple of sentences.
John Kenneth GalbraithWere it part of our everyday education and comment that the corporation is an instrument for the exercise of power, that it belongs to the process by which we are governed, there would then be debate on how that power is used and how it might be made subordinate to the public will and need. This debate is avoided by propagating the myth that the power does not exist.
John Kenneth GalbraithAll writers know that on some golden mornings they are touched by the wand; they are on intimate terms with poetry and cosmic truth. I have experienced these moments myself. Their lesson is simple: It's a total illusion. And the danger in the illusion is that you will wait for those moments.
John Kenneth Galbraith