Found 5 quotes starting with EF:

Effective leadership is not about making speeches or being liked leadership is defined by results not attributes. – Peter Drucker
Effective leadership is putting first things first. Effective management is discipline, carrying it out. – Stephen Covey
Effective thinking consists of being able to arrive at the truth truth being defined as that which exists. – Calvin S. Hall
Efficiency is intelligent laziness. – David Dunham
Effort only fully releases its reward after a person refuses to quit. – Napoleon Hill

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