"I have a theory that the best ads come from personal experience. Some of the good ones I have done have really come out of the real experience of my life, and somehow this has come over as true and valid and persuasive"

David Ogilvy's quote recommends that the most reliable advertisements originate from individual experience. He thinks that when an advertisement is based upon a real experience, it is more likely to be seen as real and persuasive. This is because the audience can relate to the advertisement and understand the message it is attempting to convey. Ogilvy's quote also implies that the very best advertisements are those that are created with an individual touch. By utilizing individual experiences, the advertisement can be more significant and impactful. Ogilvy's quote is a tip that the very best advertisements come from individual experience and that it is very important to develop ads that are meaningful and relatable.