All that effective executives have in common is the ability to get the right things done.

The effective executives I have seen differ widely in their temperaments and abilities, in what they do and how they do it, in their personalities, their knowledge, their interests—in fact, in almost everything that distinguishes human beings. But all effective executives I’ve known perform only necessary tasks and eliminate unnecessary ones.

Five practices have to be acquired to be effective. Effective executives know where their time goes. They work systematically at managing the little of their time that can be brought under their control. Effective executives focus on outward contributions. Effective ...

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