If you increase your success by even a mere 10 percent, you have become 10 percent more effective as a leader than you were before.
Dale CarnegiePractice, practice, practice in speaking before an audience will tend to remove all fear of audiences, just as practice in swimming will lead to confidence and facility in the water. You must learn to speak by speaking.
Dale CarnegieOne of the worst features about worrying is that it destroys our ability to concentrate. When we worry, our minds jump here and there and everywhere, and we lose all power of decision. However, when we force ourselves to face the worst and accept it mentally, we then eliminate all those vague imaginings and put ourselves in a position in which we are able to concentrate on our problem.
Dale Carnegie