There are no creeds in mathematics. – Peter Drucker
So much of what we call management consists in making it difficult for people to work. – Peter Drucker

There are no creeds in mathematics. – Peter Drucker
So much of what we call management consists in making it difficult for people to work. – Peter Drucker
The only thing we know about the future is that it will be different. – Peter Drucker
Rank does not confer privilege or give power. It imposes responsibility. – Peter Drucker