In a large congregation, while there is a wide diversification of interest, it is also true that there are only a few basic human problems. It must also be taken into consideration that people are people regardless of who they are or what their backgrounds may be. There are certain deep universal appeals to human interest and to these human nature always responds.
Early Chinese thinkers had taken variety at face value. They had favored diversification and collected anomalies instead of trying to explain them away.paul karl feyerabend
But the net effect of increasing scale, centralization of capital , vertical integration and diversification within the corporate form of enterprise has been to replace the 'invisible hand' of the market by the 'visible hand' of the managers .david harvey
To the detriment of the entire region, the South continued after the war to be a one-crop economy until the 20th century, when the New Deal and World War II encouraged diversification and industrialization