It is not easy to find happiness in ourselves, and it is not possible to find it elsewhere.

Don't waste your life in doubts and fears: Spend yourself on the work before you, well assured that the right performance of this hour's duties will be the best preparation for the hours or ages that follow it.

Your most unhappy customers are your greatest source of learning.

You can say anything to anyone, but how you say it will determine how they will react.