The Art of Public Speaking ills and troubles. George Cohan made himself a millionaire before he was thirty by writing cheerful plays. One of his rules is generally applicable to conversation: "Always leave them laughing when you say good bye." Dynamite the "I" out of your conversation. Not one man in nine hundred and seven can talk about himself without being a bore. The man who can perform that feat can achieve marvels without talking about himself, so the eternal "I" is not permissible even in his talk. If you habitually build your conversation around your own interests it may.
