Only the prepared speaker deserves to be confident. – Dale Carnegie
If you believe in what you are doing, then let nothing hold you up in your work. Much of the best work of the world has been done against seeming impossibilities. The thing is to get the work done. – Dale Carnegie
Take a chance! All life is a chance. The man who goes farthest is generally the one who is willing to do and dare. – Dale Carnegie
Dealing with people is probably the biggest problem you face, especially if you are in business. Yes, and that is also true if you are a housewife, architect or engineer. – Dale Carnegie