“Platitudes and generalities roll off the human understanding like water from a duck.”— Claude C. Hopkins
“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.”— David Ogilvy
“The purpose of a headline is to pick out people you can interest. You wish to talk to someone in a crowd.”— Daniel Starch
“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.”— David Ogilvy