What is given cannot be taken away. Meddling after responsibility is delegated and accepted, provides a built-in excuse for failure. Unwritten agreements are soon forgotten. Time is not a good decision maker. You must look successful to be successful.
Cash flow is more important than profit.
Grow or die. The only people that are not making mistakes are those that are not doing anything. Don't bite off more than you can bite off. The most important and most difficult trait to identify is the ability to get things done. A manager with a full calendar every day isn't delegating properly.