Stretch targets energize. We have found that by reaching for what appears to be the impossible, we often actually do the impossible; and even when we don't quite make it, we inevitably wind up doing much better than we would have done.
Jack WelchKeep learning; don't be arrogant by assuming that you know it all, that you have a monopoly on the truth; always assume that you can learn something from someone else.
Jack WelchWhen the amount of change externally exceeds the amount of change internally, the end is in sight.
Jack Welch