“Where people aren’t having any fun, they seldom produce good work.”

“Hard work never killed a man. Men die of boredom, psychological conflict, and disease. They do not die of hard work.”

“On the average, five times as many people read the headline as read the body copy. When you have written your headline, you have spent eighty cents out of your dollar.”

“As a private person, I have a passion for landscape, and I have never seen one improved by a billboard. Where every prospect pleases, man is at his vilest when he erects a billboard. When I retire from Madison Avenue, I am going to start a secret society of masked vigilantes who will travel around the world on silent motor bicycles, chopping down posters at the dark of the moon. How many juries will convict us when we are caught in these acts of beneficent citizenship?”

“Develop your eccentricities while you are young. That way, when you get old, people won’t think you’re going gaga.”

“I don't know the rules of grammar. If you're trying to persuade people to do something, or buy something, it seems to me you should use their language.”

“Si te rodeas de personas más pequeñas que tú, acabarás siendo un enano. Si te rodeas de personas más grandes que tú, te convertirás en un gigante.”