If you want to know if your brain is flabby, feel your legs.

The essential element in personal magnetism is a consuming sincerity - an overwhelming faith in the importance of the work one has to do.

It is said that great leaders are born, not made. The saying is true to this degree, that no man can persuade people to do what he wants them to do, unless he genuinely likes people, and believes that what he wants them to do is to their own advantage.

Talkers have always ruled. They will continue to rule. The smart thing is to join them.

The American conception of advertising is to arouse desires and stimulate wants, to make people dissatisfied with the old and out-of-date and by constant iteration to send them out to work harder to get the latest model - whether that model be an icebox or a rug or a new home.

The faults of advertising are only those common to all human institutions. If advertising speaks to a thousand in order to influence one, so does the church. And if it encourages people to live beyond their means, so does matrimony. Good times, bad times, there will always be advertising. In good times, people want to advertise; in bad times they have to.

Conceit is God's gift to little men.