Rank does not confer privilege or give power. It imposes responsibility. – Peter Drucker
Quality in a product or service is not what the supplier puts in. It is what the customer gets out and is willing to pay for. A product is not quality because it is hard to make and costs a lot of money, as manufacturers typically believe. – Peter Drucker
Plans are only good intentions unless they immediately degenerate into hard work. – Peter Drucker
No punishment has ever possessed enough power of deterrence to prevent the commission of crimes. On the contrary, whatever the punishment, once a specific crime has appeared for the first time, its reappearance is more likely than its initial emergence could ever have been. – Hannah Arendt