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This is wisdom: to recognize what you know as what you know, and recognize what you do not know as what you do not know.
Confucius
apr
02
2015
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This is wisdom: to recognize what you know as what you know, and recognize what you do not know as what you do not know.
Confucius
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Concentration is the key to economic results. No other principles of effectiveness is violated as constantly today as the basic principle of concentration Peter Drucker |
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