Managing an advertising agency isn't all beer and skittles. After fourteen years of it, I have come to the conclusion that the top man has one principle responsibility: to provide an atmosphere in which creative mavericks can do useful work.
David OgilvyHard work never killed a man. Men die of boredom, psychological conflict, and disease. They do not die of hard work.
David OgilvyDo not address your readers as though they were gathered together in a stadium. When people read your copy, they are alone. Pretend you are writing to each of them a letter on behalf of your client.
David Ogilvy