People who talk only of themselves think only of themselves.
Don't be afraid to give your best to what seemingly are small jobs. Every time you conquer one it makes you that much stronger. If you do the little jobs well, the big ones will tend to take care of themselves.
You cannot teach a man anything, you can only help him find it within himself.
Create happiness for others.
Be a good listener. Encourage others to talk about themselves.
Enthusiasm is that ingredient of vitality mixed with a firm belief in what you are doing that ensures the success of any project you undertake.