Principles are ways of successfully dealing with reality to get what you want out of life.
Ray Dalio, one of the world’s most successful investors and entrepreneurs, cites principles as his key to success.
You need to be clear in conveying your assessments to your reports and openminded in listening to their replies so you can work on setting their training and career paths together. Recognizing and communicating people's weaknesses is one of the most difficult things managers have to do. It's important for the party receiving feedback to be sympathetic to the person trying to give it, because it's not easy--it takes character on the part of both participants to get to the truth.