Before you can inspire with emotion, you must be swamped with it yourself. Before you can move their tears, your own must flow. To convince them, you must yourself, believe.
Criticism may not be agreeable, but it is necessary. It fulfils the same function as pain in the human body. It calls attention to an unhealthy state of things.
Superior leaders get things done with very little motion. They impart instruction not through many words, but through a few deeds. They keep informed about everything but interfere hardly at all. They are catalysts, and though things would not get done as well if they were not there, when they succeed they take no credit. And, because they take no credit, credit never leaves them.
If a rhinoceros were to enter this restaurant now, there is no denying he would have great power here. But I should be the first to rise and assure him that he had no authority whatever.
I say no body of men are fit to make Presidents, judges and generals, unless they themselves supply the best specimens of the same; and that supplying one or two such specimens illuminates the whole body for a thousand years.