Peter Drucker (1909-2005)
Peter Ferdinand Drucker (November 19, 1909 – November 11, 2005) was an influential writer, management consultant, and self-described “social ecologist.”
Quotes·Quotation
Economics
¶ In all recorded history there has not been one economist who has had to worry about where the next meal would come from.
http://en.wikipedia.org/wiki/Peter_F._Drucker