Destructive criticism is the biggest single enemy of human potential. It is worse than cancer or heart disease. While those diseases can ultimately lead to the deterioration and death of an individual, destructive criticism kills the soul of the person but leaves the body walking around.
Brian TracyThere is no real limit to how much better a person who really commits to getting better can get. Every manager has the potential to become an excellent manager for the rest of his or her career.
Brian Tracy