“Every three or four years I pick a new subject. It may be Japanese art; it may be economics. Three years of study are by no means enough to master a subject but they are enough to understand it. SO for more than 60 years I have kept studying one subject at a time.”
Quote by Peter Drucker
Author
Peter Drucker
Peter Drucker, born on November 19, 1909 in Austria and died on November 11, 2005 in the United States, is regarded as the father of modern management. He is one of the greatest management thinkers of the 20th century. Drucker dedicated his life to the study of management theory and practice, and his works have had a profound impact on global enterprise management. more
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Source: Life, Letters, and Literary Remains, of John Keats