The only purpose of advertising is to make sales. It is profitable or unprofitable according to its actual sales.
In the old days, advertisers ventured on their own opinions. The few guess right, the many wrong. Those were the time of advertising disaster
This is no lazy mans field
Never be led in new paths by the blind
Advertising is much like war, minus the venom
Scientific advertising has altered many old plans and conceptions. It has proved many long established methods to be folly
The compass of accurate knowledge directs the shortest, safest, cheapest course to any destination
We cannot go after thousands of men until we learn now to win one
If a claim is worth making, make it in the most specific way
Impressive claims are made far more impressive by making them exact
The time has come when advertising in some hands has reached the status of a science.