Flattery is telling the other person precisely what he thinks about himself.

Remember that unjust critisism is often a disquised compliment.

Listen first. Give your opponents a chance to talk. Let them finish. Do not resist, defend or debate. This only raises barriers. Try to build bridges of understanding.

arouse in the other person an eager want. He who can do this has the whole world with him. He who cannot walks a lonely way.

If you want to gather honey, don't kick over the beehive.

It isn't work that makes you tired, it's your mental attitude.

Remember that the people you are talking to are a hundred times more interested in themselves and their wants and problems than they are in you and your problems.