You have achieved excellence as a leader when people will follow you anywhere if only out of curiosity.
Bad news isn't wine. It doesn't improve with age.
Use the formula P=40 to 70, in which P stands for the probability of success and the numbers indicate the percentage of information acquired. Once the information is in the 40 to 70 range, go with your gut.
Have a sense of humor to break the tension in times of great toil.
The essence of leadership is building bonds of trust in your organization.
If you are going to achieve excellence in big things, you develop the habit in little matters. Excellence is not an exception, it is a prevailing attitude.