People thrive on positive reinforcement. They can take only a certain amount of criticism and you may lose them altogether if you criticize them in a personal way... you can make a point without being personal. Don't insult or belittle your people. Instead of getting more out of them you will get less
"Extra effort," in whatever form it takes (mental, physical, emotional), cannot be sustained without eventual damage and diminishing returns. There has to be a very acute awareness on your part as to the level of exertion and the toll it's taking on those you lead.
There is another side [to ego] that can wreck a team or an organization. That is being distracted by your own importance. It can come from your insecurity in working with others. It can be the need to draw attention to yourself in the public arena. It can be a feeling that others are a threat to your own territory. These are all negative manifestations of ego, and if you are not alert to them, you get diverted and your work becomes diffused. Ego in these cases makes people insensitive to how they work with others and it ends up... Read more »
One of the common traits of outstanding performers-coaches, athletes, managers, sales representatives, executives, and others who face a daily up/down, win/lose accounting system-is that a rejection, that is, defeat, is quickly forgotten, replaced eagerly by pursuit of a new order, client, or opponent.