If you want others to like you, if you want to develop real friendships, if you want to help others at the same time as you help yourself, keep this principle in mind: Become genuinely interested in other people.
Dale CarnegieIf you can be kind and considerate for one day, then you can be for another. It won't cost you a penny in the world. Begin today.
Dale CarnegieIt isn't what you have, or who you are, or where you are, or what you are doing that makes you happy or unhappy. It is what you think about.
Dale Carnegie